Annual report

Period2022-12-21 → 2023-12-20

Filed2024-03-15

StandardJapan GAAP

ConsolidatedYes

Data checks24 of 24 passed

Key figures · 148

Metric	Value	Period	Scope	Source row
Revenue	¥3.4bn	2022-12-21 → 2023-12-20	Cons.	Net sales
Revenue	¥3.6bn	2021-12-21 → 2022-12-20	Cons.	Net sales
Revenue	¥3.9bn	2020-12-21 → 2021-12-20^d	Cons.	Net sales (5-year summary)
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)
Operating income	−¥142m	2022-12-21 → 2023-12-20	Cons.	Operating income
Operating income	−¥28m	2021-12-21 → 2022-12-20	Cons.	Operating income
Ordinary income	−¥108m	2022-12-21 → 2023-12-20	Cons.	Ordinary income
Ordinary income	¥46m	2021-12-21 → 2022-12-20	Cons.	Ordinary income
Ordinary income	¥254m	2020-12-21 → 2021-12-20^d	Cons.	Ordinary income loss (5-year summary)
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)
Profit before tax	−¥123m	2022-12-21 → 2023-12-20	Cons.	Income before income taxes
Profit before tax	¥43m	2021-12-21 → 2022-12-20	Cons.	Income before income taxes
Net income (owners)	−¥127m	2022-12-21 → 2023-12-20	Cons.	Profit loss attributable to owners of parent
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^d	Cons.	Profit loss attributable to owners of parent (5-year summary)
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	−¥127m	2022-12-21 → 2023-12-20	Cons.	Profit loss
Net income	¥33m	2021-12-21 → 2022-12-20	Cons.	Profit loss
Total assets	¥4.6bn	at 2023-12-20	Cons.	Assets
Total assets	¥4.8bn	at 2022-12-20	Cons.	Assets
Total assets	¥4.8bn	at 2021-12-20^d	Cons.	Total assets (5-year summary)
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 liabilities	¥2.0bn	at 2023-12-20	Cons.	Liabilities
Total liabilities	¥2.1bn	at 2022-12-20	Cons.	Liabilities
Net assets / equity	¥2.5bn	at 2023-12-20	Cons.	Net assets
Net assets / equity	¥2.7bn	at 2022-12-20	Cons.	Net assets
Net assets / equity	¥2.6bn	at 2021-12-20^d	Cons.	Net assets
Net assets / equity	¥2.4bn	at 2020-12-20^d	Cons.	Net assets (5-year summary)
Net assets / equity	¥3.1bn	at 2019-12-20^d	Cons.	Net assets (5-year summary)
Cash and deposits	¥1.3bn	at 2023-12-20	Cons.	Cash and deposits
Cash and deposits	¥1.5bn	at 2022-12-20	Cons.	Cash and deposits
Cash & equivalents	¥485m	at 2023-12-20	Cons.	Cash and cash equivalents
Cash & equivalents	¥714m	at 2022-12-20	Cons.	Cash and cash equivalents
Cash & equivalents	¥691m	at 2021-12-20^d	Cons.	Cash and cash equivalents
Cash & equivalents	¥469m	at 2020-12-20^d	Cons.	Cash and cash equivalents (5-year summary)
Cash & equivalents	¥542m	at 2019-12-20^d	Cons.	Cash and cash equivalents (5-year summary)
Operating cash flow	−¥27m	2022-12-21 → 2023-12-20	Cons.	Net cash provided by used in operating activities
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^d	Cons.	Net cash provided by used in operating activities (5-year summary)
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)
Investing cash flow	−¥65m	2022-12-21 → 2023-12-20	Cons.	Net cash provided by used in investment activities
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^d	Cons.	Net cash provided by used in investing activities (5-year summary)
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)
Financing cash flow	−¥141m	2022-12-21 → 2023-12-20	Cons.	Net cash provided by used in financing activities
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^d	Cons.	Net cash provided by used in financing activities (5-year summary)
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)
EPS (basic)	¥-21.28	2022-12-21 → 2023-12-20	Cons.	Basic earnings loss per share (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^d	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)
Net assets per share	¥421.94	at 2023-12-20	Cons.	Net assets 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^d	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)
Equity ratio	54.8%	at 2023-12-20	Cons.	Equity to asset ratio (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^d	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)
ROE	-4.9%	2022-12-21 → 2023-12-20	Cons.	Rate of return on equity (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^d	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)
Employees	228	at 2023-12-20	Cons.	Number of employees
Employees	234	at 2022-12-20	Cons.	Number of employees
Employees	245	at 2021-12-20^d	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
Revenue	¥3.0bn	2022-12-21 → 2023-12-20	Standalone	Net sales
Revenue	¥3.3bn	2021-12-21 → 2022-12-20	Standalone	Net sales
Revenue	¥3.8bn	2020-12-21 → 2021-12-20^d	Standalone	Net sales (5-year summary)
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)
Operating income	−¥169m	2022-12-21 → 2023-12-20	Standalone	Operating income
Operating income	−¥26m	2021-12-21 → 2022-12-20	Standalone	Operating income
Ordinary income	−¥117m	2022-12-21 → 2023-12-20	Standalone	Ordinary income
Ordinary income	¥46m	2021-12-21 → 2022-12-20	Standalone	Ordinary income
Ordinary income	¥196m	2020-12-21 → 2021-12-20^d	Standalone	Ordinary income loss (5-year summary)
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)
Profit before tax	−¥132m	2022-12-21 → 2023-12-20	Standalone	Income before income taxes
Profit before tax	¥46m	2021-12-21 → 2022-12-20	Standalone	Income before income taxes
Net income	−¥132m	2022-12-21 → 2023-12-20	Standalone	Profit loss
Net income	¥40m	2021-12-21 → 2022-12-20	Standalone	Profit loss
Net income	¥197m	2020-12-21 → 2021-12-20^d	Standalone	Net income loss (5-year summary)
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)
Total assets	¥4.5bn	at 2023-12-20	Standalone	Assets
Total assets	¥4.7bn	at 2022-12-20	Standalone	Assets
Total assets	¥4.7bn	at 2021-12-20^d	Standalone	Total assets (5-year summary)
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 liabilities	¥2.1bn	at 2023-12-20	Standalone	Liabilities
Total liabilities	¥2.1bn	at 2022-12-20	Standalone	Liabilities
Net assets / equity	¥2.4bn	at 2023-12-20	Standalone	Net assets
Net assets / equity	¥2.6bn	at 2022-12-20	Standalone	Net assets
Net assets / equity	¥2.5bn	at 2021-12-20^d	Standalone	Net assets
Net assets / equity	¥2.4bn	at 2020-12-20^d	Standalone	Net assets (5-year summary)
Net assets / equity	¥3.0bn	at 2019-12-20^d	Standalone	Net assets (5-year summary)
Cash and deposits	¥1.1bn	at 2023-12-20	Standalone	Cash and deposits
Cash and deposits	¥1.3bn	at 2022-12-20	Standalone	Cash and deposits
EPS (basic)	¥-22.17	2022-12-21 → 2023-12-20	Standalone	Basic earnings loss per share (5-year summary)
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^d	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)
Dividend per share	¥3	2022-12-21 → 2023-12-20	Standalone	Dividend paid 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^d	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)
Net assets per share	¥407.58	at 2023-12-20	Standalone	Net assets 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^d	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)
Equity ratio	53.9%	at 2023-12-20	Standalone	Equity to asset ratio (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^d	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)
ROE	-5.3%	2022-12-21 → 2023-12-20	Standalone	Rate of return on equity (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^d	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)
Shares issued	5,951,600	at 2023-12-20	Standalone	Total number of issued shares (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^d	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)
Employees	197	at 2023-12-20	Standalone	Number of employees
Employees	202	at 2022-12-20	Standalone	Number of employees
Employees	206	at 2021-12-20^d	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

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	2022-12-21 → 2023-12-20	¥48m
Reconciling Itemsreconciling	depreciation	2022-12-21 → 2023-12-20	¥20m
Reconciling Itemsreconciling	revenue	2022-12-21 → 2023-12-20	−¥974,000
Reconciling Itemsreconciling	revenue intersegment	2022-12-21 → 2023-12-20	−¥974,000
Reconciling Itemsreconciling	segment assets	at 2023-12-20	¥2.2bn
Reconciling Itemsreconciling	segment profit	2022-12-21 → 2023-12-20	−¥456m
Electronic Substrate Businessreportable segment	capex	2022-12-21 → 2023-12-20	¥154m
Electronic Substrate Businessreportable segment	depreciation	2022-12-21 → 2023-12-20	¥89m
Electronic Substrate Businessreportable segment	employees	at 2023-12-20	129 pure
Electronic Substrate Businessreportable segment	revenue	2022-12-21 → 2023-12-20	¥2.4bn
Electronic Substrate Businessreportable segment	revenue external	2022-12-21 → 2023-12-20	¥2.4bn
Electronic Substrate Businessreportable segment	segment assets	at 2023-12-20	¥1.4bn
Electronic Substrate Businessreportable segment	segment profit	2022-12-21 → 2023-12-20	¥399m
Industrial Machinery And System Businessreportable segment	depreciation	2022-12-21 → 2023-12-20	¥1m
Industrial Machinery And System Businessreportable segment	employees	at 2023-12-20	11 pure
Industrial Machinery And System Businessreportable segment	revenue	2022-12-21 → 2023-12-20	¥176m
Industrial Machinery And System Businessreportable segment	revenue external	2022-12-21 → 2023-12-20	¥175m
Industrial Machinery And System Businessreportable segment	revenue intersegment	2022-12-21 → 2023-12-20	¥974,000
Industrial Machinery And System Businessreportable segment	segment assets	at 2023-12-20	¥96m
Industrial Machinery And System Businessreportable segment	segment profit	2022-12-21 → 2023-12-20	−¥40m
Mirror Polishing Machine Businessreportable segment	capex	2022-12-21 → 2023-12-20	¥3m
Mirror Polishing Machine Businessreportable segment	depreciation	2022-12-21 → 2023-12-20	¥4m
Mirror Polishing Machine Businessreportable segment	employees	at 2023-12-20	18 pure
Mirror Polishing Machine Businessreportable segment	revenue	2022-12-21 → 2023-12-20	¥397m
Mirror Polishing Machine Businessreportable segment	revenue external	2022-12-21 → 2023-12-20	¥397m
Mirror Polishing Machine Businessreportable segment	segment assets	at 2023-12-20	¥295m
Mirror Polishing Machine Businessreportable segment	segment profit	2022-12-21 → 2023-12-20	¥50m
Testing System Businessreportable segment	capex	2022-12-21 → 2023-12-20	¥2m
Testing System Businessreportable segment	depreciation	2022-12-21 → 2023-12-20	¥3m
Testing System Businessreportable segment	employees	at 2023-12-20	44 pure
Testing System Businessreportable segment	revenue	2022-12-21 → 2023-12-20	¥421m
Testing System Businessreportable segment	revenue external	2022-12-21 → 2023-12-20	¥421m
Testing System Businessreportable segment	segment assets	at 2023-12-20	¥538m
Testing System Businessreportable segment	segment profit	2022-12-21 → 2023-12-20	−¥95m
—segment total	capex	2022-12-21 → 2023-12-20	¥159m
—segment total	depreciation	2022-12-21 → 2023-12-20	¥97m
—segment total	employees	at 2023-12-20	202 pure
—segment total	revenue	2022-12-21 → 2023-12-20	¥3.4bn
—segment total	revenue external	2022-12-21 → 2023-12-20	¥3.4bn
—segment total	revenue intersegment	2022-12-21 → 2023-12-20	¥974,000
—segment total	segment assets	at 2023-12-20	¥2.3bn
—segment total	segment profit	2022-12-21 → 2023-12-20	¥314m
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	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	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	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	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	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
Electronic Substrate Businessreportable segment	employees	at 2023-12-20	127 pure
Industrial Machinery And System Businessreportable segment	employees	at 2023-12-20	11 pure
Testing System Businessreportable segment	employees	at 2023-12-20	33 pure
—segment total	employees	at 2023-12-20	171 pure

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

All source rows · 1,477

Item	Context	Value	Unit
Total shareholder return	Prior1YearInstant_NonConsolidatedMember	0.705
Total shareholder return	CurrentYearInstant_NonConsolidatedMember	0.618
Total return on share price index	Prior4YearInstant_NonConsolidatedMember	1.171
Total return on share price index	Prior3YearInstant_NonConsolidatedMember	1.242
Total return on share price index	Prior2YearInstant_NonConsolidatedMember	1.373
Total return on share price index	Prior1YearInstant_NonConsolidatedMember	1.384
Total return on share price index	CurrentYearInstant_NonConsolidatedMember	1.750
Number of employees	CurrentYearInstant_jpcrp030000-asr_E02097-000ElectronicSubstrateBusinessReportableSegmentsMember	129
Number of employees	CurrentYearInstant_jpcrp030000-asr_E02097-000TestingSystemBusinessReportableSegmentsMember	44
Number of employees	CurrentYearInstant_jpcrp030000-asr_E02097-000MirrorPolishingMachineBusinessReportableSegmentsMember	18
Number of employees	CurrentYearInstant_jpcrp030000-asr_E02097-000IndustrialMachineryAndSystemBusinessReportableSegmentsMember	11
Number of employees	CurrentYearInstant_ReportableSegmentsMember	202
Number of employees	CurrentYearInstant_CorporateSharedMember	26
Number of employees	CurrentYearInstant	228
Number of employees	CurrentYearInstant_NonConsolidatedMember	197
Average age years information about reporting company information about employees	CurrentYearInstant_NonConsolidatedMember	45.1
Average length of service years information about reporting company information about employees	CurrentYearInstant_NonConsolidatedMember	18.5
Average annual salary information about reporting company information about employees	CurrentYearInstant_NonConsolidatedMember	5060738	JPY
Number of employees	CurrentYearInstant_NonConsolidatedMember_jpcrp030000-asr_E02097-000ElectronicSubstrateBusinessReportableSegmentsMember	127
Number of employees	CurrentYearInstant_NonConsolidatedMember_jpcrp030000-asr_E02097-000TestingSystemBusinessReportableSegmentsMember	33
Number of employees	CurrentYearInstant_NonConsolidatedMember_jpcrp030000-asr_E02097-000IndustrialMachineryAndSystemBusinessReportableSegmentsMember	11
Number of employees	CurrentYearInstant_NonConsolidatedMember_ReportableSegmentsMember	171
Number of employees	CurrentYearInstant_NonConsolidatedMember_CorporateSharedMember	26
Number of employees	CurrentYearInstant_NonConsolidatedMember	197
Research and development expenses research and development activities	CurrentYearDuration	66990000	JPY
Research and development expenses research and development activities	CurrentYearDuration_jpcrp030000-asr_E02097-000ElectronicSubstrateBusinessReportableSegmentsMember	21055000	JPY
Research and development expenses research and development activities	CurrentYearDuration_jpcrp030000-asr_E02097-000TestingSystemBusinessReportableSegmentsMember	45935000	JPY
Capital expenditures overview of capital expenditures etc	CurrentYearDuration	206824000	JPY
Number of issued shares as of fiscal year end issued shares total number of shares etc	FilingDateInstant_OrdinaryShareMember	5951600
Number of issued shares as of filing date issued shares total number of shares etc	FilingDateInstant_OrdinaryShareMember	5951600
Number of issued shares as of fiscal year end issued shares total number of shares etc	FilingDateInstant	5951600
Number of issued shares as of filing date issued shares total number of shares etc	FilingDateInstant	5951600
Number of shares constituting one unit	CurrentYearInstant_OrdinaryShareMember	100
Number of shareholders national and local governments	CurrentYearInstant_OrdinaryShareMember	－
Number of shareholders financial institutions	CurrentYearInstant_OrdinaryShareMember	2
Number of shareholders financial service providers	CurrentYearInstant_OrdinaryShareMember	19
Number of shareholders other corporations	CurrentYearInstant_OrdinaryShareMember	28
Number of shareholders foreign investors other than individuals	CurrentYearInstant_OrdinaryShareMember	11
Number of shareholders foreign individual investors	CurrentYearInstant_OrdinaryShareMember	6
Number of shareholders individuals and others	CurrentYearInstant_OrdinaryShareMember	2100
Number of shareholders total	CurrentYearInstant_OrdinaryShareMember	2166
Number of shares held number of units national and local governments	CurrentYearInstant_OrdinaryShareMember	－
Number of shares held number of units financial institutions	CurrentYearInstant_OrdinaryShareMember	2115
Number of shares held number of units financial service providers	CurrentYearInstant_OrdinaryShareMember	2163
Number of shares held number of units other corporations	CurrentYearInstant_OrdinaryShareMember	20018
Number of shares held number of units foreign investors other than individuals	CurrentYearInstant_OrdinaryShareMember	731
Number of shares held number of units foreign individual investors	CurrentYearInstant_OrdinaryShareMember	10
Number of shares held number of units individuals and others	CurrentYearInstant_OrdinaryShareMember	34464
Number of shares held number of units total	CurrentYearInstant_OrdinaryShareMember	59501
Number of shares held shares less than one unit	CurrentYearInstant_OrdinaryShareMember	1500

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 2022-12-20	pass rounding
balance sheet identity	consolidated 2023-12-20	pass
balance sheet identity	non_consolidated 2022-12-20	pass
balance sheet identity	non_consolidated 2023-12-20	pass
dei present		pass
period resolution		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	consolidated 2023-12-20	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 assets	non_consolidated 2023-12-20	pass
statement vs summary · net income attributable to parent	consolidated 2021-12-21/2022-12-20	pass
statement vs summary · net income attributable to parent	consolidated 2022-12-21/2023-12-20	pass
statement vs summary · operating cash flow	consolidated 2021-12-21/2022-12-20	pass
statement vs summary · operating cash flow	consolidated 2022-12-21/2023-12-20	pass
statement vs summary · revenue	consolidated 2021-12-21/2022-12-20	pass
statement vs summary · revenue	consolidated 2022-12-21/2023-12-20	pass
statement vs summary · revenue	non_consolidated 2021-12-21/2022-12-20	pass
statement vs summary · revenue	non_consolidated 2022-12-21/2023-12-20	pass
statement vs summary · total assets	consolidated 2022-12-20	pass
statement vs summary · total assets	consolidated 2023-12-20	pass
statement vs summary · total assets	non_consolidated 2022-12-20	pass
statement vs summary · total assets	non_consolidated 2023-12-20	pass