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
Retained earnings brought forward	Prior1YearInstant_NonConsolidatedMember	759052000	JPY
Retained earnings brought forward	CurrentYearInstant_NonConsolidatedMember	609432000	JPY
Retained earnings	Prior1YearInstant_NonConsolidatedMember	769465000	JPY
Retained earnings	CurrentYearInstant_NonConsolidatedMember	619845000	JPY
Treasury stock	Prior1YearInstant_NonConsolidatedMember	-116000	JPY
Treasury stock	CurrentYearInstant_NonConsolidatedMember	-116000	JPY
Shareholders equity	Prior1YearInstant_NonConsolidatedMember	2523045000	JPY
Shareholders equity	CurrentYearInstant_NonConsolidatedMember	2373425000	JPY
Valuation difference on available for sale securities	Prior1YearInstant_NonConsolidatedMember	43023000	JPY
Valuation difference on available for sale securities	CurrentYearInstant_NonConsolidatedMember	49817000	JPY
Valuation and translation adjustments	Prior1YearInstant_NonConsolidatedMember	43023000	JPY
Valuation and translation adjustments	CurrentYearInstant_NonConsolidatedMember	49817000	JPY
Net assets	Prior1YearInstant_NonConsolidatedMember	2566069000	JPY
Net assets	CurrentYearInstant_NonConsolidatedMember	2423242000	JPY
Liabilities and net assets	Prior1YearInstant_NonConsolidatedMember	4699669000	JPY
Liabilities and net assets	CurrentYearInstant_NonConsolidatedMember	4499011000	JPY
Net sales	Prior1YearDuration_NonConsolidatedMember	3279997000	JPY
Net sales	CurrentYearDuration_NonConsolidatedMember	2960337000	JPY
Cost of sales	Prior1YearDuration_NonConsolidatedMember	2350428000	JPY
Cost of sales	CurrentYearDuration_NonConsolidatedMember	2175555000	JPY
Gross profit	Prior1YearDuration_NonConsolidatedMember	929569000	JPY
Gross profit	CurrentYearDuration_NonConsolidatedMember	784781000	JPY
Selling general and administrative expenses	Prior1YearDuration_NonConsolidatedMember	955427000	JPY
Selling general and administrative expenses	CurrentYearDuration_NonConsolidatedMember	953911000	JPY
Operating income	Prior1YearDuration_NonConsolidatedMember	-25858000	JPY
Operating income	CurrentYearDuration_NonConsolidatedMember	-169129000	JPY
Interest and dividends income noi	Prior1YearDuration_NonConsolidatedMember	11964000	JPY
Interest and dividends income noi	CurrentYearDuration_NonConsolidatedMember	17148000	JPY
Subsidy income noi bounty	Prior1YearDuration_NonConsolidatedMember	33393000	JPY
Subsidy income noi bounty	CurrentYearDuration_NonConsolidatedMember	8837000	JPY
Gain on sales of scraps1 noi	Prior1YearDuration_NonConsolidatedMember	17701000	JPY
Gain on sales of scraps1 noi	CurrentYearDuration_NonConsolidatedMember	22408000	JPY
Other noi	Prior1YearDuration_NonConsolidatedMember	24125000	JPY
Other noi	CurrentYearDuration_NonConsolidatedMember	20238000	JPY
Non operating income	Prior1YearDuration_NonConsolidatedMember	87184000	JPY
Non operating income	CurrentYearDuration_NonConsolidatedMember	68631000	JPY
Interest expenses noe	Prior1YearDuration_NonConsolidatedMember	9945000	JPY
Interest expenses noe	CurrentYearDuration_NonConsolidatedMember	9869000	JPY
Loss on transfer of receivables noe	Prior1YearDuration_NonConsolidatedMember	3797000	JPY
Loss on transfer of receivables noe	CurrentYearDuration_NonConsolidatedMember	3595000	JPY
Other noe	Prior1YearDuration_NonConsolidatedMember	1200000	JPY
Other noe	CurrentYearDuration_NonConsolidatedMember	2970000	JPY
Non operating expenses	Prior1YearDuration_NonConsolidatedMember	14943000	JPY
Non operating expenses	CurrentYearDuration_NonConsolidatedMember	16435000	JPY
Ordinary income	Prior1YearDuration_NonConsolidatedMember	46382000	JPY
Ordinary income	CurrentYearDuration_NonConsolidatedMember	-116933000	JPY
Gain on sales of investment securities ei	Prior1YearDuration_NonConsolidatedMember	958000	JPY
Gain on sales of investment securities ei	CurrentYearDuration_NonConsolidatedMember	－	JPY
Subsidy ei	Prior1YearDuration_NonConsolidatedMember	5000000	JPY
Subsidy ei	CurrentYearDuration_NonConsolidatedMember	98723000	JPY

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