Annual report

Period2025-01-01 → 2025-12-31

Filed2026-03-27

StandardJapan GAAP

ConsolidatedYes

Data checks24 of 24 passed

Key figures · 148

Metric	Value	Period	Scope	Source row
Revenue	¥11.9bn	2025-01-01 → 2025-12-31	Cons.	Net sales
Revenue	¥11.7bn	2024-01-01 → 2024-12-31	Cons.	Net sales
Revenue	¥11.9bn	2023-01-01 → 2023-12-31^v	Cons.	Net sales (5-year summary)
Revenue	¥10.6bn	2022-01-01 → 2022-12-31^v	Cons.	Net sales (5-year summary)
Revenue	¥9.9bn	2021-01-01 → 2021-12-31^d	Cons.	Net sales (5-year summary)
Operating income	¥598m	2025-01-01 → 2025-12-31	Cons.	Operating income
Operating income	¥685m	2024-01-01 → 2024-12-31	Cons.	Operating income
Ordinary income	¥645m	2025-01-01 → 2025-12-31	Cons.	Ordinary income
Ordinary income	¥728m	2024-01-01 → 2024-12-31	Cons.	Ordinary income
Ordinary income	¥739m	2023-01-01 → 2023-12-31^v	Cons.	Ordinary income loss (5-year summary)
Ordinary income	¥563m	2022-01-01 → 2022-12-31^v	Cons.	Ordinary income loss (5-year summary)
Ordinary income	¥684m	2021-01-01 → 2021-12-31^d	Cons.	Ordinary income loss (5-year summary)
Profit before tax	¥646m	2025-01-01 → 2025-12-31	Cons.	Income before income taxes
Profit before tax	¥728m	2024-01-01 → 2024-12-31	Cons.	Income before income taxes
Net income (owners)	¥461m	2025-01-01 → 2025-12-31	Cons.	Profit loss attributable to owners of parent
Net income (owners)	¥499m	2024-01-01 → 2024-12-31	Cons.	Profit loss attributable to owners of parent
Net income (owners)	¥489m	2023-01-01 → 2023-12-31^v	Cons.	Profit loss attributable to owners of parent (5-year summary)
Net income (owners)	¥364m	2022-01-01 → 2022-12-31^v	Cons.	Profit loss attributable to owners of parent (5-year summary)
Net income (owners)	¥553m	2021-01-01 → 2021-12-31^d	Cons.	Profit loss attributable to owners of parent (5-year summary)
Net income	¥465m	2025-01-01 → 2025-12-31	Cons.	Profit loss
Net income	¥503m	2024-01-01 → 2024-12-31	Cons.	Profit loss
Total assets	¥15.7bn	at 2025-12-31	Cons.	Assets
Total assets	¥15.5bn	at 2024-12-31	Cons.	Assets
Total assets	¥15.0bn	at 2023-12-31^v	Cons.	Total assets (5-year summary)
Total assets	¥13.8bn	at 2022-12-31^v	Cons.	Total assets (5-year summary)
Total assets	¥13.0bn	at 2021-12-31^d	Cons.	Total assets (5-year summary)
Total liabilities	¥5.8bn	at 2025-12-31	Cons.	Liabilities
Total liabilities	¥6.4bn	at 2024-12-31	Cons.	Liabilities
Net assets / equity	¥9.9bn	at 2025-12-31	Cons.	Net assets
Net assets / equity	¥9.1bn	at 2024-12-31	Cons.	Net assets
Net assets / equity	¥8.4bn	at 2023-12-31^v	Cons.	Net assets
Net assets / equity	¥7.7bn	at 2022-12-31^v	Cons.	Net assets (5-year summary)
Net assets / equity	¥7.4bn	at 2021-12-31^d	Cons.	Net assets (5-year summary)
Cash and deposits	¥4.1bn	at 2025-12-31	Cons.	Cash and deposits
Cash and deposits	¥4.4bn	at 2024-12-31	Cons.	Cash and deposits
Cash & equivalents	¥3.9bn	at 2025-12-31	Cons.	Cash and cash equivalents
Cash & equivalents	¥4.2bn	at 2024-12-31	Cons.	Cash and cash equivalents
Cash & equivalents	¥3.9bn	at 2023-12-31^v	Cons.	Cash and cash equivalents
Cash & equivalents	¥3.4bn	at 2022-12-31^v	Cons.	Cash and cash equivalents (5-year summary)
Cash & equivalents	¥3.4bn	at 2021-12-31^d	Cons.	Cash and cash equivalents (5-year summary)
Operating cash flow	¥283m	2025-01-01 → 2025-12-31	Cons.	Net cash provided by used in operating activities
Operating cash flow	¥991m	2024-01-01 → 2024-12-31	Cons.	Net cash provided by used in operating activities
Operating cash flow	¥750m	2023-01-01 → 2023-12-31^v	Cons.	Net cash provided by used in operating activities (5-year summary)
Operating cash flow	¥420m	2022-01-01 → 2022-12-31^v	Cons.	Net cash provided by used in operating activities (5-year summary)
Operating cash flow	¥865m	2021-01-01 → 2021-12-31^d	Cons.	Net cash provided by used in operating activities (5-year summary)
Investing cash flow	−¥420m	2025-01-01 → 2025-12-31	Cons.	Net cash provided by used in investment activities
Investing cash flow	−¥574m	2024-01-01 → 2024-12-31	Cons.	Net cash provided by used in investment activities
Investing cash flow	−¥276m	2023-01-01 → 2023-12-31^v	Cons.	Net cash provided by used in investing activities (5-year summary)
Investing cash flow	−¥461m	2022-01-01 → 2022-12-31^v	Cons.	Net cash provided by used in investing activities (5-year summary)
Investing cash flow	−¥1.1bn	2021-01-01 → 2021-12-31^d	Cons.	Net cash provided by used in investing activities (5-year summary)
Financing cash flow	−¥101m	2025-01-01 → 2025-12-31	Cons.	Net cash provided by used in financing activities
Financing cash flow	−¥203m	2024-01-01 → 2024-12-31	Cons.	Net cash provided by used in financing activities
Financing cash flow	−¥81m	2023-01-01 → 2023-12-31^v	Cons.	Net cash provided by used in financing activities (5-year summary)
Financing cash flow	−¥7m	2022-01-01 → 2022-12-31^v	Cons.	Net cash provided by used in financing activities (5-year summary)
Financing cash flow	¥142m	2021-01-01 → 2021-12-31^d	Cons.	Net cash provided by used in financing activities (5-year summary)
EPS (basic)	¥95.59	2025-01-01 → 2025-12-31	Cons.	Basic earnings loss per share (5-year summary)
EPS (basic)	¥103.63	2024-01-01 → 2024-12-31	Cons.	Basic earnings loss per share (5-year summary)
EPS (basic)	¥101.64	2023-01-01 → 2023-12-31^v	Cons.	Basic earnings loss per share (5-year summary)
EPS (basic)	¥75.74	2022-01-01 → 2022-12-31^v	Cons.	Basic earnings loss per share (5-year summary)
EPS (basic)	¥115.35	2021-01-01 → 2021-12-31^d	Cons.	Basic earnings loss per share (5-year summary)
Net assets per share	¥2,038.66	at 2025-12-31	Cons.	Net assets per share (5-year summary)
Net assets per share	¥1,883.04	at 2024-12-31	Cons.	Net assets per share (5-year summary)
Net assets per share	¥1,743.59	at 2023-12-31^v	Cons.	Net assets per share (5-year summary)
Net assets per share	¥1,599.66	at 2022-12-31^v	Cons.	Net assets per share (5-year summary)
Net assets per share	¥1,545.85	at 2021-12-31^d	Cons.	Net assets per share (5-year summary)
Equity ratio	62.6%	at 2025-12-31	Cons.	Equity to asset ratio (5-year summary)
Equity ratio	58.4%	at 2024-12-31	Cons.	Equity to asset ratio (5-year summary)
Equity ratio	56.0%	at 2023-12-31^v	Cons.	Equity to asset ratio (5-year summary)
Equity ratio	55.5%	at 2022-12-31^v	Cons.	Equity to asset ratio (5-year summary)
Equity ratio	56.8%	at 2021-12-31^d	Cons.	Equity to asset ratio (5-year summary)
ROE	4.9%	2025-01-01 → 2025-12-31	Cons.	Rate of return on equity (5-year summary)
ROE	5.7%	2024-01-01 → 2024-12-31	Cons.	Rate of return on equity (5-year summary)
ROE	6.1%	2023-01-01 → 2023-12-31^v	Cons.	Rate of return on equity (5-year summary)
ROE	4.8%	2022-01-01 → 2022-12-31^v	Cons.	Rate of return on equity (5-year summary)
ROE	7.7%	2021-01-01 → 2021-12-31^d	Cons.	Rate of return on equity (5-year summary)
Employees	333	at 2025-12-31	Cons.	Number of employees
Employees	341	at 2024-12-31	Cons.	Number of employees
Employees	339	at 2023-12-31^v	Cons.	Number of employees
Employees	333	at 2022-12-31^v	Cons.	Number of employees
Employees	330	at 2021-12-31^d	Cons.	Number of employees
Revenue	¥11.4bn	2025-01-01 → 2025-12-31	Standalone	Net sales
Revenue	¥11.3bn	2024-01-01 → 2024-12-31	Standalone	Net sales
Revenue	¥11.5bn	2023-01-01 → 2023-12-31^v	Standalone	Net sales (5-year summary)
Revenue	¥10.5bn	2022-01-01 → 2022-12-31^v	Standalone	Net sales (5-year summary)
Revenue	¥9.8bn	2021-01-01 → 2021-12-31^d	Standalone	Net sales (5-year summary)
Operating income	¥535m	2025-01-01 → 2025-12-31	Standalone	Operating income
Operating income	¥641m	2024-01-01 → 2024-12-31	Standalone	Operating income
Ordinary income	¥585m	2025-01-01 → 2025-12-31	Standalone	Ordinary income
Ordinary income	¥687m	2024-01-01 → 2024-12-31	Standalone	Ordinary income
Ordinary income	¥705m	2023-01-01 → 2023-12-31^v	Standalone	Ordinary income loss (5-year summary)
Ordinary income	¥578m	2022-01-01 → 2022-12-31^v	Standalone	Ordinary income loss (5-year summary)
Ordinary income	¥685m	2021-01-01 → 2021-12-31^d	Standalone	Ordinary income loss (5-year summary)
Profit before tax	¥585m	2025-01-01 → 2025-12-31	Standalone	Income before income taxes
Profit before tax	¥687m	2024-01-01 → 2024-12-31	Standalone	Income before income taxes
Net income	¥421m	2025-01-01 → 2025-12-31	Standalone	Profit loss
Net income	¥480m	2024-01-01 → 2024-12-31	Standalone	Profit loss
Net income	¥473m	2023-01-01 → 2023-12-31^v	Standalone	Net income loss (5-year summary)
Net income	¥378m	2022-01-01 → 2022-12-31^v	Standalone	Net income loss (5-year summary)
Net income	¥554m	2021-01-01 → 2021-12-31^d	Standalone	Net income loss (5-year summary)
Total assets	¥15.1bn	at 2025-12-31	Standalone	Assets
Total assets	¥15.1bn	at 2024-12-31	Standalone	Assets
Total assets	¥14.6bn	at 2023-12-31^v	Standalone	Total assets (5-year summary)
Total assets	¥13.6bn	at 2022-12-31^v	Standalone	Total assets (5-year summary)
Total assets	¥12.8bn	at 2021-12-31^d	Standalone	Total assets (5-year summary)
Total liabilities	¥5.8bn	at 2025-12-31	Standalone	Liabilities
Total liabilities	¥6.3bn	at 2024-12-31	Standalone	Liabilities
Net assets / equity	¥9.4bn	at 2025-12-31	Standalone	Net assets
Net assets / equity	¥8.8bn	at 2024-12-31	Standalone	Net assets
Net assets / equity	¥8.1bn	at 2023-12-31^v	Standalone	Net assets
Net assets / equity	¥7.6bn	at 2022-12-31^v	Standalone	Net assets (5-year summary)
Net assets / equity	¥7.4bn	at 2021-12-31^d	Standalone	Net assets (5-year summary)
Cash and deposits	¥3.7bn	at 2025-12-31	Standalone	Cash and deposits
Cash and deposits	¥4.0bn	at 2024-12-31	Standalone	Cash and deposits
EPS (basic)	¥87.31	2025-01-01 → 2025-12-31	Standalone	Basic earnings loss per share (5-year summary)
EPS (basic)	¥99.62	2024-01-01 → 2024-12-31	Standalone	Basic earnings loss per share (5-year summary)
EPS (basic)	¥98.34	2023-01-01 → 2023-12-31^v	Standalone	Basic earnings loss per share (5-year summary)
EPS (basic)	¥78.79	2022-01-01 → 2022-12-31^v	Standalone	Basic earnings loss per share (5-year summary)
EPS (basic)	¥115.69	2021-01-01 → 2021-12-31^d	Standalone	Basic earnings loss per share (5-year summary)
Dividend per share	¥20	2025-01-01 → 2025-12-31	Standalone	Dividend paid per share (5-year summary)
Dividend per share	¥20	2024-01-01 → 2024-12-31	Standalone	Dividend paid per share (5-year summary)
Dividend per share	¥20	2023-01-01 → 2023-12-31^v	Standalone	Dividend paid per share (5-year summary)
Dividend per share	¥15	2022-01-01 → 2022-12-31^v	Standalone	Dividend paid per share (5-year summary)
Dividend per share	¥20	2021-01-01 → 2021-12-31^d	Standalone	Dividend paid per share (5-year summary)
Net assets per share	¥1,947.53	at 2025-12-31	Standalone	Net assets per share (5-year summary)
Net assets per share	¥1,818.87	at 2024-12-31	Standalone	Net assets per share (5-year summary)
Net assets per share	¥1,694.05	at 2023-12-31^v	Standalone	Net assets per share (5-year summary)
Net assets per share	¥1,591.37	at 2022-12-31^v	Standalone	Net assets per share (5-year summary)
Net assets per share	¥1,534.31	at 2021-12-31^d	Standalone	Net assets per share (5-year summary)
Equity ratio	62.0%	at 2025-12-31	Standalone	Equity to asset ratio (5-year summary)
Equity ratio	58.2%	at 2024-12-31	Standalone	Equity to asset ratio (5-year summary)
Equity ratio	55.9%	at 2023-12-31^v	Standalone	Equity to asset ratio (5-year summary)
Equity ratio	56.1%	at 2022-12-31^v	Standalone	Equity to asset ratio (5-year summary)
Equity ratio	57.3%	at 2021-12-31^d	Standalone	Equity to asset ratio (5-year summary)
ROE	4.5%	2025-01-01 → 2025-12-31	Standalone	Rate of return on equity (5-year summary)
ROE	5.7%	2024-01-01 → 2024-12-31	Standalone	Rate of return on equity (5-year summary)
ROE	6.0%	2023-01-01 → 2023-12-31^v	Standalone	Rate of return on equity (5-year summary)
ROE	5.0%	2022-01-01 → 2022-12-31^v	Standalone	Rate of return on equity (5-year summary)
ROE	7.8%	2021-01-01 → 2021-12-31^d	Standalone	Rate of return on equity (5-year summary)
Shares issued	6,000,000	at 2025-12-31	Standalone	Total number of issued shares (5-year summary)
Shares issued	6,000,000	at 2024-12-31	Standalone	Total number of issued shares (5-year summary)
Shares issued	6,000,000	at 2023-12-31^v	Standalone	Total number of issued shares (5-year summary)
Shares issued	6,000,000	at 2022-12-31^v	Standalone	Total number of issued shares (5-year summary)
Shares issued	6,000,000	at 2021-12-31^d	Standalone	Total number of issued shares (5-year summary)
Employees	311	at 2025-12-31	Standalone	Number of employees
Employees	317	at 2024-12-31	Standalone	Number of employees
Employees	316	at 2023-12-31^v	Standalone	Number of employees
Employees	316	at 2022-12-31^v	Standalone	Number of employees
Employees	312	at 2021-12-31^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.

All source rows · 1,339

Item	Context	Value	Unit
Construction in progress	CurrentYearInstant	450827000	JPY
Other net ppe	Prior1YearInstant	72719000	JPY
Other net ppe	CurrentYearInstant	88873000	JPY
Property plant and equipment	Prior1YearInstant	4753719000	JPY
Property plant and equipment	CurrentYearInstant	5161565000	JPY
Other ia	Prior1YearInstant	114196000	JPY
Other ia	CurrentYearInstant	82806000	JPY
Intangible assets	Prior1YearInstant	114196000	JPY
Intangible assets	CurrentYearInstant	82806000	JPY
Investment securities	Prior1YearInstant	781016000	JPY
Investment securities	CurrentYearInstant	1247785000	JPY
Net defined benefit asset	Prior1YearInstant	48008000	JPY
Net defined benefit asset	CurrentYearInstant	113534000	JPY
Deferred tax assets	Prior1YearInstant	78844000	JPY
Deferred tax assets	CurrentYearInstant	2245000	JPY
Other ioa	Prior1YearInstant	104206000	JPY
Other ioa	CurrentYearInstant	101147000	JPY
Allowance for doubtful accounts ioa by group	Prior1YearInstant	-1983000	JPY
Allowance for doubtful accounts ioa by group	CurrentYearInstant	-465000	JPY
Investments and other assets	Prior1YearInstant	1010091000	JPY
Investments and other assets	CurrentYearInstant	1464247000	JPY
Noncurrent assets	Prior1YearInstant	5878006000	JPY
Noncurrent assets	CurrentYearInstant	6708618000	JPY
Assets	Prior1YearInstant	15528050000	JPY
Assets	CurrentYearInstant	15701047000	JPY
Notes and accounts payable trade	Prior1YearInstant	904837000	JPY
Notes and accounts payable trade	CurrentYearInstant	776437000	JPY
Electronically recorded obligations operating cl	Prior1YearInstant	1886351000	JPY
Electronically recorded obligations operating cl	CurrentYearInstant	1308390000	JPY
Short term loans payable	Prior1YearInstant	1950000000	JPY
Short term loans payable	CurrentYearInstant	1950000000	JPY
Accounts payable other	Prior1YearInstant	335994000	JPY
Accounts payable other	CurrentYearInstant	500852000	JPY
Income taxes payable	Prior1YearInstant	134609000	JPY
Income taxes payable	CurrentYearInstant	109918000	JPY
Provision for bonuses	Prior1YearInstant	47041000	JPY
Provision for bonuses	CurrentYearInstant	48473000	JPY
Other cl	Prior1YearInstant	317096000	JPY
Other cl	CurrentYearInstant	218674000	JPY
Current liabilities	Prior1YearInstant	5575931000	JPY
Current liabilities	CurrentYearInstant	4912746000	JPY
Net defined benefit liability	Prior1YearInstant	758316000	JPY
Net defined benefit liability	CurrentYearInstant	739721000	JPY
Long term accounts payable other	Prior1YearInstant	57075000	JPY
Long term accounts payable other	CurrentYearInstant	57075000	JPY
Provision for product warranties ncl	Prior1YearInstant	16184000	JPY
Provision for product warranties ncl	CurrentYearInstant	12138000	JPY
Long term guarantee deposited	Prior1YearInstant	19945000	JPY
Long term guarantee deposited	CurrentYearInstant	19945000	JPY
Asset retirement obligations ncl	Prior1YearInstant	5498000	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 2024-12-31	pass rounding
balance sheet identity	consolidated 2025-12-31	pass rounding
balance sheet identity	non_consolidated 2024-12-31	pass rounding
balance sheet identity	non_consolidated 2025-12-31	pass rounding
dei present		pass
period resolution		pass
statement vs summary · net assets	consolidated 2023-12-31	pass
statement vs summary · net assets	consolidated 2024-12-31	pass
statement vs summary · net assets	consolidated 2025-12-31	pass
statement vs summary · net assets	non_consolidated 2023-12-31	pass
statement vs summary · net assets	non_consolidated 2024-12-31	pass
statement vs summary · net assets	non_consolidated 2025-12-31	pass
statement vs summary · net income attributable to parent	consolidated 2024-01-01/2024-12-31	pass
statement vs summary · net income attributable to parent	consolidated 2025-01-01/2025-12-31	pass
statement vs summary · operating cash flow	consolidated 2024-01-01/2024-12-31	pass
statement vs summary · operating cash flow	consolidated 2025-01-01/2025-12-31	pass
statement vs summary · revenue	consolidated 2024-01-01/2024-12-31	pass
statement vs summary · revenue	consolidated 2025-01-01/2025-12-31	pass
statement vs summary · revenue	non_consolidated 2024-01-01/2024-12-31	pass
statement vs summary · revenue	non_consolidated 2025-01-01/2025-12-31	pass
statement vs summary · total assets	consolidated 2024-12-31	pass
statement vs summary · total assets	consolidated 2025-12-31	pass
statement vs summary · total assets	non_consolidated 2024-12-31	pass
statement vs summary · total assets	non_consolidated 2025-12-31	pass