Annual report

Period2021-12-21 → 2022-12-20

Filed2023-03-17

StandardJapan GAAP

ConsolidatedYes

Data checks24 of 24 passed

Key figures · 148

Metric	Value	Period	Scope	Source row
Revenue	¥3.6bn	2021-12-21 → 2022-12-20	Cons.	Net sales
Revenue	¥3.9bn	2020-12-21 → 2021-12-20	Cons.	Net sales
Revenue	¥3.2bn	2019-12-21 → 2020-12-20^d	Cons.	Net sales (5-year summary)
Revenue	¥3.9bn	2018-12-21 → 2019-12-20^d	Cons.	Net sales (5-year summary)
Revenue	¥4.6bn	2017-12-21 → 2018-12-20^d	Cons.	Net sales (5-year summary)
Operating income	−¥28m	2021-12-21 → 2022-12-20	Cons.	Operating income
Operating income	¥121m	2020-12-21 → 2021-12-20	Cons.	Operating income
Ordinary income	¥46m	2021-12-21 → 2022-12-20	Cons.	Ordinary income
Ordinary income	¥254m	2020-12-21 → 2021-12-20	Cons.	Ordinary income
Ordinary income	−¥314m	2019-12-21 → 2020-12-20^d	Cons.	Ordinary income loss (5-year summary)
Ordinary income	−¥88m	2018-12-21 → 2019-12-20^d	Cons.	Ordinary income loss (5-year summary)
Ordinary income	¥131m	2017-12-21 → 2018-12-20^d	Cons.	Ordinary income loss (5-year summary)
Profit before tax	¥43m	2021-12-21 → 2022-12-20	Cons.	Income before income taxes
Profit before tax	¥258m	2020-12-21 → 2021-12-20	Cons.	Income before income taxes
Net income (owners)	¥40m	2021-12-21 → 2022-12-20	Cons.	Profit loss attributable to owners of parent
Net income (owners)	¥241m	2020-12-21 → 2021-12-20	Cons.	Profit loss attributable to owners of parent
Net income (owners)	−¥630m	2019-12-21 → 2020-12-20^d	Cons.	Profit loss attributable to owners of parent (5-year summary)
Net income (owners)	−¥214m	2018-12-21 → 2019-12-20^d	Cons.	Profit loss attributable to owners of parent (5-year summary)
Net income (owners)	¥69m	2017-12-21 → 2018-12-20^d	Cons.	Profit loss attributable to owners of parent (5-year summary)
Net income	¥33m	2021-12-21 → 2022-12-20	Cons.	Profit loss
Net income	¥237m	2020-12-21 → 2021-12-20	Cons.	Profit loss
Total assets	¥4.8bn	at 2022-12-20	Cons.	Assets
Total assets	¥4.8bn	at 2021-12-20	Cons.	Assets
Total assets	¥4.4bn	at 2020-12-20^d	Cons.	Total assets (5-year summary)
Total assets	¥5.1bn	at 2019-12-20^d	Cons.	Total assets (5-year summary)
Total assets	¥5.3bn	at 2018-12-20^d	Cons.	Total assets (5-year summary)
Total liabilities	¥2.1bn	at 2022-12-20	Cons.	Liabilities
Total liabilities	¥2.2bn	at 2021-12-20	Cons.	Liabilities
Net assets / equity	¥2.7bn	at 2022-12-20	Cons.	Net assets
Net assets / equity	¥2.6bn	at 2021-12-20	Cons.	Net assets
Net assets / equity	¥2.4bn	at 2020-12-20^d	Cons.	Net assets
Net assets / equity	¥3.1bn	at 2019-12-20^d	Cons.	Net assets (5-year summary)
Net assets / equity	¥3.3bn	at 2018-12-20^d	Cons.	Net assets (5-year summary)
Cash and deposits	¥1.5bn	at 2022-12-20	Cons.	Cash and deposits
Cash and deposits	¥1.5bn	at 2021-12-20	Cons.	Cash and deposits
Cash & equivalents	¥714m	at 2022-12-20	Cons.	Cash and cash equivalents
Cash & equivalents	¥691m	at 2021-12-20	Cons.	Cash and cash equivalents
Cash & equivalents	¥469m	at 2020-12-20^d	Cons.	Cash and cash equivalents
Cash & equivalents	¥542m	at 2019-12-20^d	Cons.	Cash and cash equivalents (5-year summary)
Cash & equivalents	¥437m	at 2018-12-20^d	Cons.	Cash and cash equivalents (5-year summary)
Operating cash flow	¥233m	2021-12-21 → 2022-12-20	Cons.	Net cash provided by used in operating activities
Operating cash flow	¥165m	2020-12-21 → 2021-12-20	Cons.	Net cash provided by used in operating activities
Operating cash flow	¥50m	2019-12-21 → 2020-12-20^d	Cons.	Net cash provided by used in operating activities (5-year summary)
Operating cash flow	¥262m	2018-12-21 → 2019-12-20^d	Cons.	Net cash provided by used in operating activities (5-year summary)
Operating cash flow	−¥33m	2017-12-21 → 2018-12-20^d	Cons.	Net cash provided by used in operating activities (5-year summary)
Investing cash flow	−¥77m	2021-12-21 → 2022-12-20	Cons.	Net cash provided by used in investment activities
Investing cash flow	−¥8m	2020-12-21 → 2021-12-20	Cons.	Net cash provided by used in investment activities
Investing cash flow	−¥43m	2019-12-21 → 2020-12-20^d	Cons.	Net cash provided by used in investing activities (5-year summary)
Investing cash flow	−¥89m	2018-12-21 → 2019-12-20^d	Cons.	Net cash provided by used in investing activities (5-year summary)
Investing cash flow	−¥20m	2017-12-21 → 2018-12-20^d	Cons.	Net cash provided by used in investing activities (5-year summary)
Financing cash flow	−¥146m	2021-12-21 → 2022-12-20	Cons.	Net cash provided by used in financing activities
Financing cash flow	¥61m	2020-12-21 → 2021-12-20	Cons.	Net cash provided by used in financing activities
Financing cash flow	−¥75m	2019-12-21 → 2020-12-20^d	Cons.	Net cash provided by used in financing activities (5-year summary)
Financing cash flow	−¥72m	2018-12-21 → 2019-12-20^d	Cons.	Net cash provided by used in financing activities (5-year summary)
Financing cash flow	−¥239m	2017-12-21 → 2018-12-20^d	Cons.	Net cash provided by used in financing activities (5-year summary)
EPS (basic)	¥6.7	2021-12-21 → 2022-12-20	Cons.	Basic earnings loss per share (5-year summary)
EPS (basic)	¥40.84	2020-12-21 → 2021-12-20	Cons.	Basic earnings loss per share (5-year summary)
EPS (basic)	¥-106.83	2019-12-21 → 2020-12-20^d	Cons.	Basic earnings loss per share (5-year summary)
EPS (basic)	¥-36.38	2018-12-21 → 2019-12-20^d	Cons.	Basic earnings loss per share (5-year summary)
EPS (basic)	¥11.82	2017-12-21 → 2018-12-20^d	Cons.	Basic earnings loss per share (5-year summary)
Net assets per share	¥443.77	at 2022-12-20	Cons.	Net assets per share (5-year summary)
Net assets per share	¥438.04	at 2021-12-20	Cons.	Net assets per share (5-year summary)
Net assets per share	¥400.69	at 2020-12-20^d	Cons.	Net assets per share (5-year summary)
Net assets per share	¥515.5	at 2019-12-20^d	Cons.	Net assets per share (5-year summary)
Net assets per share	¥554.87	at 2018-12-20^d	Cons.	Net assets per share (5-year summary)
Equity ratio	55.0%	at 2022-12-20	Cons.	Equity to asset ratio (5-year summary)
Equity ratio	53.5%	at 2021-12-20	Cons.	Equity to asset ratio (5-year summary)
Equity ratio	53.5%	at 2020-12-20^d	Cons.	Equity to asset ratio (5-year summary)
Equity ratio	59.6%	at 2019-12-20^d	Cons.	Equity to asset ratio (5-year summary)
Equity ratio	62.0%	at 2018-12-20^d	Cons.	Equity to asset ratio (5-year summary)
ROE	1.5%	2021-12-21 → 2022-12-20	Cons.	Rate of return on equity (5-year summary)
ROE	9.7%	2020-12-21 → 2021-12-20	Cons.	Rate of return on equity (5-year summary)
ROE	-23.4%	2019-12-21 → 2020-12-20^d	Cons.	Rate of return on equity (5-year summary)
ROE	-6.8%	2018-12-21 → 2019-12-20^d	Cons.	Rate of return on equity (5-year summary)
ROE	2.1%	2017-12-21 → 2018-12-20^d	Cons.	Rate of return on equity (5-year summary)
Employees	234	at 2022-12-20	Cons.	Number of employees
Employees	245	at 2021-12-20	Cons.	Number of employees
Employees	262	at 2020-12-20^d	Cons.	Number of employees
Employees	263	at 2019-12-20^d	Cons.	Number of employees
Employees	261	at 2018-12-20^d	Cons.	Number of employees
Revenue	¥3.3bn	2021-12-21 → 2022-12-20	Standalone	Net sales
Revenue	¥3.8bn	2020-12-21 → 2021-12-20	Standalone	Net sales
Revenue	¥3.1bn	2019-12-21 → 2020-12-20^d	Standalone	Net sales (5-year summary)
Revenue	¥3.7bn	2018-12-21 → 2019-12-20^d	Standalone	Net sales (5-year summary)
Revenue	¥4.4bn	2017-12-21 → 2018-12-20^d	Standalone	Net sales (5-year summary)
Operating income	−¥26m	2021-12-21 → 2022-12-20	Standalone	Operating income
Operating income	¥121m	2020-12-21 → 2021-12-20	Standalone	Operating income
Ordinary income	¥46m	2021-12-21 → 2022-12-20	Standalone	Ordinary income
Ordinary income	¥196m	2020-12-21 → 2021-12-20	Standalone	Ordinary income
Ordinary income	−¥286m	2019-12-21 → 2020-12-20^d	Standalone	Ordinary income loss (5-year summary)
Ordinary income	−¥93m	2018-12-21 → 2019-12-20^d	Standalone	Ordinary income loss (5-year summary)
Ordinary income	¥91m	2017-12-21 → 2018-12-20^d	Standalone	Ordinary income loss (5-year summary)
Profit before tax	¥46m	2021-12-21 → 2022-12-20	Standalone	Income before income taxes
Profit before tax	¥201m	2020-12-21 → 2021-12-20	Standalone	Income before income taxes
Net income	¥40m	2021-12-21 → 2022-12-20	Standalone	Profit loss
Net income	¥197m	2020-12-21 → 2021-12-20	Standalone	Profit loss
Net income	−¥608m	2019-12-21 → 2020-12-20^d	Standalone	Net income loss (5-year summary)
Net income	−¥200m	2018-12-21 → 2019-12-20^d	Standalone	Net income loss (5-year summary)
Net income	¥47m	2017-12-21 → 2018-12-20^d	Standalone	Net income loss (5-year summary)
Total assets	¥4.7bn	at 2022-12-20	Standalone	Assets
Total assets	¥4.7bn	at 2021-12-20	Standalone	Assets
Total assets	¥4.3bn	at 2020-12-20^d	Standalone	Total assets (5-year summary)
Total assets	¥4.9bn	at 2019-12-20^d	Standalone	Total assets (5-year summary)
Total assets	¥5.1bn	at 2018-12-20^d	Standalone	Total assets (5-year summary)
Total liabilities	¥2.1bn	at 2022-12-20	Standalone	Liabilities
Total liabilities	¥2.2bn	at 2021-12-20	Standalone	Liabilities
Net assets / equity	¥2.6bn	at 2022-12-20	Standalone	Net assets
Net assets / equity	¥2.5bn	at 2021-12-20	Standalone	Net assets
Net assets / equity	¥2.4bn	at 2020-12-20^d	Standalone	Net assets
Net assets / equity	¥3.0bn	at 2019-12-20^d	Standalone	Net assets (5-year summary)
Net assets / equity	¥3.2bn	at 2018-12-20^d	Standalone	Net assets (5-year summary)
Cash and deposits	¥1.3bn	at 2022-12-20	Standalone	Cash and deposits
Cash and deposits	¥1.4bn	at 2021-12-20	Standalone	Cash and deposits
EPS (basic)	¥6.68	2021-12-21 → 2022-12-20	Standalone	Basic earnings loss per share (5-year summary)
EPS (basic)	¥33.3	2020-12-21 → 2021-12-20	Standalone	Basic earnings loss per share (5-year summary)
EPS (basic)	¥-103.04	2019-12-21 → 2020-12-20^d	Standalone	Basic earnings loss per share (5-year summary)
EPS (basic)	¥-34.04	2018-12-21 → 2019-12-20^d	Standalone	Basic earnings loss per share (5-year summary)
EPS (basic)	¥8.09	2017-12-21 → 2018-12-20^d	Standalone	Basic earnings loss per share (5-year summary)
Dividend per share	¥3	2021-12-21 → 2022-12-20	Standalone	Dividend paid per share (5-year summary)
Dividend per share	¥5	2020-12-21 → 2021-12-20	Standalone	Dividend paid per share (5-year summary)
Dividend per share	¥3	2019-12-21 → 2020-12-20^d	Standalone	Dividend paid per share (5-year summary)
Dividend per share	¥3	2018-12-21 → 2019-12-20^d	Standalone	Dividend paid per share (5-year summary)
Dividend per share	¥5	2017-12-21 → 2018-12-20^d	Standalone	Dividend paid per share (5-year summary)
Net assets per share	¥431.61	at 2022-12-20	Standalone	Net assets per share (5-year summary)
Net assets per share	¥427.6	at 2021-12-20	Standalone	Net assets per share (5-year summary)
Net assets per share	¥399.27	at 2020-12-20^d	Standalone	Net assets per share (5-year summary)
Net assets per share	¥509.91	at 2019-12-20^d	Standalone	Net assets per share (5-year summary)
Net assets per share	¥546.89	at 2018-12-20^d	Standalone	Net assets per share (5-year summary)
Equity ratio	54.6%	at 2022-12-20	Standalone	Equity to asset ratio (5-year summary)
Equity ratio	53.2%	at 2021-12-20	Standalone	Equity to asset ratio (5-year summary)
Equity ratio	54.5%	at 2020-12-20^d	Standalone	Equity to asset ratio (5-year summary)
Equity ratio	61.1%	at 2019-12-20^d	Standalone	Equity to asset ratio (5-year summary)
Equity ratio	63.2%	at 2018-12-20^d	Standalone	Equity to asset ratio (5-year summary)
ROE	1.6%	2021-12-21 → 2022-12-20	Standalone	Rate of return on equity (5-year summary)
ROE	8.1%	2020-12-21 → 2021-12-20	Standalone	Rate of return on equity (5-year summary)
ROE	-22.7%	2019-12-21 → 2020-12-20^d	Standalone	Rate of return on equity (5-year summary)
ROE	-6.4%	2018-12-21 → 2019-12-20^d	Standalone	Rate of return on equity (5-year summary)
ROE	1.5%	2017-12-21 → 2018-12-20^d	Standalone	Rate of return on equity (5-year summary)
Shares issued	5,951,600	at 2022-12-20	Standalone	Total number of issued shares (5-year summary)
Shares issued	5,910,100	at 2021-12-20	Standalone	Total number of issued shares (5-year summary)
Shares issued	5,910,100	at 2020-12-20^d	Standalone	Total number of issued shares (5-year summary)
Shares issued	5,872,000	at 2019-12-20^d	Standalone	Total number of issued shares (5-year summary)
Shares issued	5,872,000	at 2018-12-20^d	Standalone	Total number of issued shares (5-year summary)
Employees	202	at 2022-12-20	Standalone	Number of employees
Employees	206	at 2021-12-20	Standalone	Number of employees
Employees	222	at 2020-12-20^d	Standalone	Number of employees
Employees	222	at 2019-12-20^d	Standalone	Number of employees
Employees	222	at 2018-12-20^d	Standalone	Number of employees

Periods use the dates stated in the filing. ^d = earlier-year period dated by calendar; ^v = that date confirmed by the company's own earlier filing.

Segments · 83

Segment	Item	Period	Value
Reconciling Itemsreconciling	capex	2021-12-21 → 2022-12-20	¥68m
Reconciling Itemsreconciling	depreciation	2021-12-21 → 2022-12-20	¥24m
Reconciling Itemsreconciling	revenue	2021-12-21 → 2022-12-20	−¥10m
Reconciling Itemsreconciling	revenue intersegment	2021-12-21 → 2022-12-20	−¥10m
Reconciling Itemsreconciling	segment assets	at 2022-12-20	¥2.5bn
Reconciling Itemsreconciling	segment profit	2021-12-21 → 2022-12-20	−¥429m
Electronic Substrate Businessreportable segment	capex	2021-12-21 → 2022-12-20	¥95m
Electronic Substrate Businessreportable segment	depreciation	2021-12-21 → 2022-12-20	¥73m
Electronic Substrate Businessreportable segment	employees	at 2022-12-20	131 pure
Electronic Substrate Businessreportable segment	revenue	2021-12-21 → 2022-12-20	¥2.7bn
Electronic Substrate Businessreportable segment	revenue external	2021-12-21 → 2022-12-20	¥2.7bn
Electronic Substrate Businessreportable segment	segment assets	at 2022-12-20	¥1.5bn
Electronic Substrate Businessreportable segment	segment profit	2021-12-21 → 2022-12-20	¥585m
Industrial Machinery And System Businessreportable segment	depreciation	2021-12-21 → 2022-12-20	¥2m
Industrial Machinery And System Businessreportable segment	employees	at 2022-12-20	12 pure
Industrial Machinery And System Businessreportable segment	revenue	2021-12-21 → 2022-12-20	¥258m
Industrial Machinery And System Businessreportable segment	revenue external	2021-12-21 → 2022-12-20	¥248m
Industrial Machinery And System Businessreportable segment	revenue intersegment	2021-12-21 → 2022-12-20	¥10m
Industrial Machinery And System Businessreportable segment	segment assets	at 2022-12-20	¥67m
Industrial Machinery And System Businessreportable segment	segment profit	2021-12-21 → 2022-12-20	−¥62m
Mirror Polishing Machine Businessreportable segment	capex	2021-12-21 → 2022-12-20	¥255,000
Mirror Polishing Machine Businessreportable segment	depreciation	2021-12-21 → 2022-12-20	¥4m
Mirror Polishing Machine Businessreportable segment	employees	at 2022-12-20	18 pure
Mirror Polishing Machine Businessreportable segment	revenue	2021-12-21 → 2022-12-20	¥318m
Mirror Polishing Machine Businessreportable segment	revenue external	2021-12-21 → 2022-12-20	¥318m
Mirror Polishing Machine Businessreportable segment	segment assets	at 2022-12-20	¥253m
Mirror Polishing Machine Businessreportable segment	segment profit	2021-12-21 → 2022-12-20	¥19m
Testing System Businessreportable segment	capex	2021-12-21 → 2022-12-20	¥3m
Testing System Businessreportable segment	depreciation	2021-12-21 → 2022-12-20	¥3m
Testing System Businessreportable segment	employees	at 2022-12-20	49 pure
Testing System Businessreportable segment	revenue	2021-12-21 → 2022-12-20	¥395m
Testing System Businessreportable segment	revenue external	2021-12-21 → 2022-12-20	¥395m
Testing System Businessreportable segment	segment assets	at 2022-12-20	¥454m
Testing System Businessreportable segment	segment profit	2021-12-21 → 2022-12-20	−¥142m
—segment total	capex	2021-12-21 → 2022-12-20	¥98m
—segment total	depreciation	2021-12-21 → 2022-12-20	¥82m
—segment total	employees	at 2022-12-20	210 pure
—segment total	revenue	2021-12-21 → 2022-12-20	¥3.6bn
—segment total	revenue external	2021-12-21 → 2022-12-20	¥3.6bn
—segment total	revenue intersegment	2021-12-21 → 2022-12-20	¥10m
—segment total	segment assets	at 2022-12-20	¥2.3bn
—segment total	segment profit	2021-12-21 → 2022-12-20	¥401m
Reconciling Itemsreconciling	capex	2020-12-21 → 2021-12-20	¥32m
Reconciling Itemsreconciling	depreciation	2020-12-21 → 2021-12-20	¥24m
Reconciling Itemsreconciling	revenue	2020-12-21 → 2021-12-20	−¥4m
Reconciling Itemsreconciling	revenue intersegment	2020-12-21 → 2021-12-20	−¥4m
Reconciling Itemsreconciling	segment assets	at 2021-12-20	¥2.5bn
Reconciling Itemsreconciling	segment profit	2020-12-21 → 2021-12-20	−¥424m
Electronic Substrate Businessreportable segment	capex	2020-12-21 → 2021-12-20	¥20m
Electronic Substrate Businessreportable segment	depreciation	2020-12-21 → 2021-12-20	¥92m
Electronic Substrate Businessreportable segment	revenue	2020-12-21 → 2021-12-20	¥2.5bn
Electronic Substrate Businessreportable segment	revenue external	2020-12-21 → 2021-12-20	¥2.5bn
Electronic Substrate Businessreportable segment	segment assets	at 2021-12-20	¥1.4bn
Electronic Substrate Businessreportable segment	segment profit	2020-12-21 → 2021-12-20	¥563m
Industrial Machinery And System Businessreportable segment	depreciation	2020-12-21 → 2021-12-20	¥2m
Industrial Machinery And System Businessreportable segment	revenue	2020-12-21 → 2021-12-20	¥359m
Industrial Machinery And System Businessreportable segment	revenue external	2020-12-21 → 2021-12-20	¥355m
Industrial Machinery And System Businessreportable segment	revenue intersegment	2020-12-21 → 2021-12-20	¥4m
Industrial Machinery And System Businessreportable segment	segment assets	at 2021-12-20	¥169m
Industrial Machinery And System Businessreportable segment	segment profit	2020-12-21 → 2021-12-20	−¥84m
Mirror Polishing Machine Businessreportable segment	capex	2020-12-21 → 2021-12-20	¥370,000
Mirror Polishing Machine Businessreportable segment	depreciation	2020-12-21 → 2021-12-20	¥6m
Mirror Polishing Machine Businessreportable segment	revenue	2020-12-21 → 2021-12-20	¥235m
Mirror Polishing Machine Businessreportable segment	revenue external	2020-12-21 → 2021-12-20	¥235m
Mirror Polishing Machine Businessreportable segment	segment assets	at 2021-12-20	¥218m
Mirror Polishing Machine Businessreportable segment	segment profit	2020-12-21 → 2021-12-20	−¥5m
Testing System Businessreportable segment	capex	2020-12-21 → 2021-12-20	¥778,000
Testing System Businessreportable segment	depreciation	2020-12-21 → 2021-12-20	¥3m
Testing System Businessreportable segment	revenue	2020-12-21 → 2021-12-20	¥857m
Testing System Businessreportable segment	revenue external	2020-12-21 → 2021-12-20	¥857m
Testing System Businessreportable segment	segment assets	at 2021-12-20	¥545m
Testing System Businessreportable segment	segment profit	2020-12-21 → 2021-12-20	¥72m
—segment total	capex	2020-12-21 → 2021-12-20	¥22m
—segment total	depreciation	2020-12-21 → 2021-12-20	¥103m
—segment total	revenue	2020-12-21 → 2021-12-20	¥3.9bn
—segment total	revenue external	2020-12-21 → 2021-12-20	¥3.9bn
—segment total	revenue intersegment	2020-12-21 → 2021-12-20	¥4m
—segment total	segment assets	at 2021-12-20	¥2.3bn
—segment total	segment profit	2020-12-21 → 2021-12-20	¥545m
Electronic Substrate Businessreportable segment	employees	at 2022-12-20	129 pure
Industrial Machinery And System Businessreportable segment	employees	at 2022-12-20	12 pure
Testing System Businessreportable segment	employees	at 2022-12-20	37 pure
—segment total	employees	at 2022-12-20	178 pure

Segment names come from EDINET member IDs; not yet mapped to a common taxonomy.

All source rows · 1,483

Item	Context	Value
Audits (text)	FilingDateInstant	Text · Plus
Note on change of independent auditors audits (text)	CurrentYearDuration	Text · Plus
Remuneration for directors and other officers (text)	FilingDateInstant	Text · Plus
Shareholdings (text)	FilingDateInstant	Text · Plus
Reason for increase in number of shares shares not listed investment shares held for purposes other than pure investment reporting company	CurrentYearDuration	－
Reason for increase in number of shares shares other than those not listed investment shares held for purposes other than pure investment reporting company	CurrentYearDuration	Original text (Japanese) 株式累積投資による株式取得
Name of securities details of specified investment equity securities held for purposes other than pure investment reporting company	CurrentYearInstant_Row1Member	Original text (Japanese) ㈱紀陽銀行
Purpose of shareholding quantitative effects of shareholding and reason for increase in number of shares details of specified investment shares held for purposes other than pure investment reporting company	CurrentYearInstant_Row1Member	Original text (Japanese) （保有目的）財務活動の円滑化（定量的な保有効果）注．３
Whether issuer of aforementioned shares holds reporting companys shares details of specified investment shares held for purposes other than pure investment reporting company	CurrentYearInstant_Row1Member	Original text (Japanese) 有
Name of securities details of specified investment equity securities held for purposes other than pure investment reporting company	CurrentYearInstant_Row2Member	Original text (Japanese) ㈱りそなホールディングス
Purpose of shareholding quantitative effects of shareholding and reason for increase in number of shares details of specified investment shares held for purposes other than pure investment reporting company	CurrentYearInstant_Row2Member	Original text (Japanese) （保有目的）財務活動の円滑化（定量的な保有効果）注．３（株式数が増加した理由）注．４
Whether issuer of aforementioned shares holds reporting companys shares details of specified investment shares held for purposes other than pure investment reporting company	CurrentYearInstant_Row2Member	Original text (Japanese) 無
Name of securities details of specified investment equity securities held for purposes other than pure investment reporting company	CurrentYearInstant_Row3Member	Original text (Japanese) ㈱サイバーリンクス
Purpose of shareholding quantitative effects of shareholding and reason for increase in number of shares details of specified investment shares held for purposes other than pure investment reporting company	CurrentYearInstant_Row3Member	Original text (Japanese) （保有目的）地元企業の情報収集（定量的な保有効果）注．３
Whether issuer of aforementioned shares holds reporting companys shares details of specified investment shares held for purposes other than pure investment reporting company	CurrentYearInstant_Row3Member	Original text (Japanese) 無
Name of securities details of specified investment equity securities held for purposes other than pure investment reporting company	CurrentYearInstant_Row4Member	Original text (Japanese) ㈱島精機製作所
Purpose of shareholding quantitative effects of shareholding and reason for increase in number of shares details of specified investment shares held for purposes other than pure investment reporting company	CurrentYearInstant_Row4Member	Original text (Japanese) （保有目的）地元企業の情報収集（定量的な保有効果）注．３
Whether issuer of aforementioned shares holds reporting companys shares details of specified investment shares held for purposes other than pure investment reporting company	CurrentYearInstant_Row4Member	Original text (Japanese) 無
Name of securities details of specified investment equity securities held for purposes other than pure investment reporting company	CurrentYearInstant_Row5Member	Original text (Japanese) ㈱立花エレテック
Purpose of shareholding quantitative effects of shareholding and reason for increase in number of shares details of specified investment shares held for purposes other than pure investment reporting company	CurrentYearInstant_Row5Member	Original text (Japanese) （保有目的）主に産機システム事業における業界動向等の情報収集（定量的な保有効果）注．３
Whether issuer of aforementioned shares holds reporting companys shares details of specified investment shares held for purposes other than pure investment reporting company	CurrentYearInstant_Row5Member	Original text (Japanese) 無
Name of securities details of specified investment equity securities held for purposes other than pure investment reporting company	CurrentYearInstant_Row6Member	Original text (Japanese) エレマテック㈱
Purpose of shareholding quantitative effects of shareholding and reason for increase in number of shares details of specified investment shares held for purposes other than pure investment reporting company	CurrentYearInstant_Row6Member	Original text (Japanese) （保有目的）主に産機システム事業における業界動向等の情報収集（定量的な保有効果）注．３
Whether issuer of aforementioned shares holds reporting companys shares details of specified investment shares held for purposes other than pure investment reporting company	CurrentYearInstant_Row6Member	Original text (Japanese) 無
Name of securities details of specified investment equity securities held for purposes other than pure investment reporting company	CurrentYearInstant_Row7Member	Original text (Japanese) シャープ㈱
Purpose of shareholding quantitative effects of shareholding and reason for increase in number of shares details of specified investment shares held for purposes other than pure investment reporting company	CurrentYearInstant_Row7Member	Original text (Japanese) （保有目的）主に電子基板事業における業界動向等の情報収集（定量的な保有効果）注．３
Whether issuer of aforementioned shares holds reporting companys shares details of specified investment shares held for purposes other than pure investment reporting company	CurrentYearInstant_Row7Member	Original text (Japanese) 無
Name of securities details of specified investment equity securities held for purposes other than pure investment reporting company	CurrentYearInstant_Row8Member	Original text (Japanese) ㈱タカショー
Purpose of shareholding quantitative effects of shareholding and reason for increase in number of shares details of specified investment shares held for purposes other than pure investment reporting company	CurrentYearInstant_Row8Member	Original text (Japanese) （保有目的）地元企業の情報収集（定量的な保有効果）注．３
Whether issuer of aforementioned shares holds reporting companys shares details of specified investment shares held for purposes other than pure investment reporting company	CurrentYearInstant_Row8Member	Original text (Japanese) 無
Name of securities details of specified investment equity securities held for purposes other than pure investment reporting company	CurrentYearInstant_Row9Member	Original text (Japanese) シライ電子工業㈱
Purpose of shareholding quantitative effects of shareholding and reason for increase in number of shares details of specified investment shares held for purposes other than pure investment reporting company	CurrentYearInstant_Row9Member	Original text (Japanese) （保有目的）主にテストシステム事業における業界動向等の情報収集（定量的な保有効果）注．３
Whether issuer of aforementioned shares holds reporting companys shares details of specified investment shares held for purposes other than pure investment reporting company	CurrentYearInstant_Row9Member	Original text (Japanese) 無
Regulations in accordance with which consolidated financial statements have been prepared financial information	CurrentYearDuration	Text · Plus
Regulations in accordance with which financial statements have been prepared financial information	CurrentYearDuration	Text · Plus
Description of fact that financial statements have been prepared in accordance with special provision financial information	CurrentYearDuration	Original text (Japanese) また、当社は、特例財務諸表提出会社に該当し、財務諸表等規則第127条の規定により財務諸表を作成しております。
Note on independent audit financial information	CurrentYearDuration	Text · Plus
Remarkable efforts to ensure fair presentation of consolidated financial statements etc financial information	CurrentYearDuration	Text · Plus
Consolidated balance sheet (text)	CurrentYearDuration	Text · Plus
Consolidated statement of income (text)	CurrentYearDuration	Text · Plus
Consolidated statement of comprehensive income (text)	CurrentYearDuration	Text · Plus
Consolidated statement of changes in equity (text)	CurrentYearDuration	Text · Plus
Consolidated statement of cash flows (text)	CurrentYearDuration	Text · Plus
Notes significant accounting policies for preparation of consolidated financial statements (text)	CurrentYearDuration	Text · Plus
Number of consolidated subsidiaries and names of major consolidated subsidiaries (text)	CurrentYearDuration	Text · Plus
Changes in scope of consolidation (text)	CurrentYearDuration	Text · Plus
Number of unconsolidated subsidiaries and associates accounted for using equity method and names of major entities accounted for using equity method (text)	CurrentYearDuration	Text · Plus
Disclosure about fiscal years etc of consolidated subsidiaries (text)	CurrentYearDuration	Text · Plus
Disclosure of accounting policies (text)	CurrentYearDuration	Text · Plus
Significant accounting estimates consolidated financial statements (text)	CurrentYearDuration	Text · Plus

Every row of the EDINET CSV. Item names are the XBRL element names; filed text is kept in its original Japanese. Filed text is available on Plus and Pro.

Data checks · 24 of 24 passed

balance sheet identity	consolidated 2021-12-20	pass rounding
balance sheet identity	consolidated 2022-12-20	pass rounding
balance sheet identity	non_consolidated 2021-12-20	pass
balance sheet identity	non_consolidated 2022-12-20	pass
dei present		pass
period resolution		pass
statement vs summary · net assets	consolidated 2020-12-20	pass
statement vs summary · net assets	consolidated 2021-12-20	pass
statement vs summary · net assets	consolidated 2022-12-20	pass
statement vs summary · net assets	non_consolidated 2020-12-20	pass
statement vs summary · net assets	non_consolidated 2021-12-20	pass
statement vs summary · net assets	non_consolidated 2022-12-20	pass
statement vs summary · net income attributable to parent	consolidated 2020-12-21/2021-12-20	pass
statement vs summary · net income attributable to parent	consolidated 2021-12-21/2022-12-20	pass
statement vs summary · operating cash flow	consolidated 2020-12-21/2021-12-20	pass
statement vs summary · operating cash flow	consolidated 2021-12-21/2022-12-20	pass
statement vs summary · revenue	consolidated 2020-12-21/2021-12-20	pass
statement vs summary · revenue	consolidated 2021-12-21/2022-12-20	pass
statement vs summary · revenue	non_consolidated 2020-12-21/2021-12-20	pass
statement vs summary · revenue	non_consolidated 2021-12-21/2022-12-20	pass
statement vs summary · total assets	consolidated 2021-12-20	pass
statement vs summary · total assets	consolidated 2022-12-20	pass
statement vs summary · total assets	non_consolidated 2021-12-20	pass
statement vs summary · total assets	non_consolidated 2022-12-20	pass