Annual report

Period2023-01-01 → 2023-12-31

Filed2024-03-27

StandardJapan GAAP

ConsolidatedYes

Data checks24 of 24 passed

Key figures · 135

Metric	Value	Period	Scope	Source row
Revenue	¥428m	2023-01-01 → 2023-12-31	Cons.	Net sales
Revenue	¥448m	2022-01-01 → 2022-12-31	Cons.	Net sales
Revenue	¥414m	2021-01-01 → 2021-12-31^d	Cons.	Net sales (5-year summary)
Revenue	¥356m	2020-01-01 → 2020-12-31^d	Cons.	Net sales (5-year summary)
Revenue	¥581m	2019-01-01 → 2019-12-31^d	Cons.	Net sales (5-year summary)
Operating income	−¥799m	2023-01-01 → 2023-12-31	Cons.	Operating income
Operating income	−¥306m	2022-01-01 → 2022-12-31	Cons.	Operating income
Ordinary income	−¥796m	2023-01-01 → 2023-12-31	Cons.	Ordinary income
Ordinary income	−¥296m	2022-01-01 → 2022-12-31	Cons.	Ordinary income
Ordinary income	−¥160m	2021-01-01 → 2021-12-31^d	Cons.	Ordinary income loss (5-year summary)
Ordinary income	−¥290m	2020-01-01 → 2020-12-31^d	Cons.	Ordinary income loss (5-year summary)
Ordinary income	¥110m	2019-01-01 → 2019-12-31^d	Cons.	Ordinary income loss (5-year summary)
Profit before tax	−¥827m	2023-01-01 → 2023-12-31	Cons.	Income before income taxes
Profit before tax	−¥440m	2022-01-01 → 2022-12-31	Cons.	Income before income taxes
Net income (owners)	−¥812m	2023-01-01 → 2023-12-31	Cons.	Profit loss attributable to owners of parent
Net income (owners)	−¥430m	2022-01-01 → 2022-12-31	Cons.	Profit loss attributable to owners of parent
Net income (owners)	−¥149m	2021-01-01 → 2021-12-31^d	Cons.	Profit loss attributable to owners of parent (5-year summary)
Net income (owners)	−¥276m	2020-01-01 → 2020-12-31^d	Cons.	Profit loss attributable to owners of parent (5-year summary)
Net income (owners)	¥133m	2019-01-01 → 2019-12-31^d	Cons.	Profit loss attributable to owners of parent (5-year summary)
Net income	−¥828m	2023-01-01 → 2023-12-31	Cons.	Profit loss
Net income	−¥442m	2022-01-01 → 2022-12-31	Cons.	Profit loss
Total assets	¥2.4bn	at 2023-12-31	Cons.	Assets
Total assets	¥3.0bn	at 2022-12-31	Cons.	Assets
Total assets	¥2.5bn	at 2021-12-31^d	Cons.	Total assets (5-year summary)
Total assets	¥2.7bn	at 2020-12-31^d	Cons.	Total assets (5-year summary)
Total assets	¥2.0bn	at 2019-12-31^d	Cons.	Total assets (5-year summary)
Total liabilities	¥1.1bn	at 2023-12-31	Cons.	Liabilities
Total liabilities	¥1.1bn	at 2022-12-31	Cons.	Liabilities
Net assets / equity	¥1.3bn	at 2023-12-31	Cons.	Net assets
Net assets / equity	¥1.9bn	at 2022-12-31	Cons.	Net assets
Net assets / equity	¥2.0bn	at 2021-12-31^d	Cons.	Net assets
Net assets / equity	¥2.2bn	at 2020-12-31^d	Cons.	Net assets (5-year summary)
Net assets / equity	¥1.4bn	at 2019-12-31^d	Cons.	Net assets (5-year summary)
Cash and deposits	¥1.9bn	at 2023-12-31	Cons.	Cash and deposits
Cash and deposits	¥2.3bn	at 2022-12-31	Cons.	Cash and deposits
Cash & equivalents	¥1.9bn	at 2023-12-31	Cons.	Cash and cash equivalents
Cash & equivalents	¥2.3bn	at 2022-12-31	Cons.	Cash and cash equivalents
Cash & equivalents	¥1.9bn	at 2021-12-31^d	Cons.	Cash and cash equivalents
Cash & equivalents	¥2.3bn	at 2020-12-31^d	Cons.	Cash and cash equivalents (5-year summary)
Cash & equivalents	¥1.5bn	at 2019-12-31^d	Cons.	Cash and cash equivalents (5-year summary)
Operating cash flow	−¥587m	2023-01-01 → 2023-12-31	Cons.	Net cash provided by used in operating activities
Operating cash flow	−¥355m	2022-01-01 → 2022-12-31	Cons.	Net cash provided by used in operating activities
Operating cash flow	−¥176m	2021-01-01 → 2021-12-31^d	Cons.	Net cash provided by used in operating activities (5-year summary)
Operating cash flow	−¥216m	2020-01-01 → 2020-12-31^d	Cons.	Net cash provided by used in operating activities (5-year summary)
Operating cash flow	¥176m	2019-01-01 → 2019-12-31^d	Cons.	Net cash provided by used in operating activities (5-year summary)
Investing cash flow	−¥15m	2023-01-01 → 2023-12-31	Cons.	Net cash provided by used in investment activities
Investing cash flow	−¥140m	2022-01-01 → 2022-12-31	Cons.	Net cash provided by used in investment activities
Investing cash flow	−¥111m	2021-01-01 → 2021-12-31^d	Cons.	Net cash provided by used in investing activities (5-year summary)
Investing cash flow	−¥13m	2020-01-01 → 2020-12-31^d	Cons.	Net cash provided by used in investing activities (5-year summary)
Investing cash flow	−¥100m	2019-01-01 → 2019-12-31^d	Cons.	Net cash provided by used in investing activities (5-year summary)
Financing cash flow	¥134m	2023-01-01 → 2023-12-31	Cons.	Net cash provided by used in financing activities
Financing cash flow	¥867m	2022-01-01 → 2022-12-31	Cons.	Net cash provided by used in financing activities
Financing cash flow	−¥104m	2021-01-01 → 2021-12-31^d	Cons.	Net cash provided by used in financing activities (5-year summary)
Financing cash flow	¥1.0bn	2020-01-01 → 2020-12-31^d	Cons.	Net cash provided by used in financing activities (5-year summary)
Financing cash flow	−¥120m	2019-01-01 → 2019-12-31^d	Cons.	Net cash provided by used in financing activities (5-year summary)
EPS (basic)	¥-25.56	2023-01-01 → 2023-12-31	Cons.	Basic earnings loss per share (5-year summary)
EPS (basic)	¥-14.5	2022-01-01 → 2022-12-31	Cons.	Basic earnings loss per share (5-year summary)
EPS (basic)	¥-5.08	2021-01-01 → 2021-12-31^d	Cons.	Basic earnings loss per share (5-year summary)
EPS (basic)	¥-10.16	2020-01-01 → 2020-12-31^d	Cons.	Basic earnings loss per share (5-year summary)
EPS (basic)	¥5.07	2019-01-01 → 2019-12-31^d	Cons.	Basic earnings loss per share (5-year summary)
Net assets per share	¥39.81	at 2023-12-31	Cons.	Net assets per share (5-year summary)
Net assets per share	¥60.14	at 2022-12-31	Cons.	Net assets per share (5-year summary)
Net assets per share	¥68.27	at 2021-12-31^d	Cons.	Net assets per share (5-year summary)
Net assets per share	¥73.88	at 2020-12-31^d	Cons.	Net assets per share (5-year summary)
Net assets per share	¥53.02	at 2019-12-31^d	Cons.	Net assets per share (5-year summary)
Equity ratio	53.9%	at 2023-12-31	Cons.	Equity to asset ratio (5-year summary)
Equity ratio	62.8%	at 2022-12-31	Cons.	Equity to asset ratio (5-year summary)
Equity ratio	81.4%	at 2021-12-31^d	Cons.	Equity to asset ratio (5-year summary)
Equity ratio	78.9%	at 2020-12-31^d	Cons.	Equity to asset ratio (5-year summary)
Equity ratio	70.3%	at 2019-12-31^d	Cons.	Equity to asset ratio (5-year summary)
ROE	10.0%	2019-01-01 → 2019-12-31^d	Cons.	Rate of return on equity (5-year summary)
Employees	21	at 2023-12-31	Cons.	Number of employees
Employees	20	at 2022-12-31	Cons.	Number of employees
Employees	19	at 2021-12-31^d	Cons.	Number of employees
Employees	15	at 2020-12-31^d	Cons.	Number of employees
Employees	17	at 2019-12-31^d	Cons.	Number of employees
Revenue	¥428m	2023-01-01 → 2023-12-31	Standalone	Net sales
Revenue	¥412m	2022-01-01 → 2022-12-31	Standalone	Net sales
Revenue	¥412m	2021-01-01 → 2021-12-31^d	Standalone	Net sales (5-year summary)
Revenue	¥335m	2020-01-01 → 2020-12-31^d	Standalone	Net sales (5-year summary)
Revenue	¥549m	2019-01-01 → 2019-12-31^d	Standalone	Net sales (5-year summary)
Operating income	−¥735m	2023-01-01 → 2023-12-31	Standalone	Operating income
Operating income	−¥255m	2022-01-01 → 2022-12-31	Standalone	Operating income
Ordinary income	−¥729m	2023-01-01 → 2023-12-31	Standalone	Ordinary income
Ordinary income	−¥241m	2022-01-01 → 2022-12-31	Standalone	Ordinary income
Ordinary income	−¥39m	2021-01-01 → 2021-12-31^d	Standalone	Ordinary income loss (5-year summary)
Ordinary income	−¥201m	2020-01-01 → 2020-12-31^d	Standalone	Ordinary income loss (5-year summary)
Ordinary income	¥173m	2019-01-01 → 2019-12-31^d	Standalone	Ordinary income loss (5-year summary)
Profit before tax	−¥852m	2023-01-01 → 2023-12-31	Standalone	Income before income taxes
Profit before tax	−¥386m	2022-01-01 → 2022-12-31	Standalone	Income before income taxes
Net income	−¥853m	2023-01-01 → 2023-12-31	Standalone	Profit loss
Net income	−¥387m	2022-01-01 → 2022-12-31	Standalone	Profit loss
Net income	−¥241m	2021-01-01 → 2021-12-31^d	Standalone	Net income loss (5-year summary)
Net income	−¥202m	2020-01-01 → 2020-12-31^d	Standalone	Net income loss (5-year summary)
Net income	¥172m	2019-01-01 → 2019-12-31^d	Standalone	Net income loss (5-year summary)
Total assets	¥2.4bn	at 2023-12-31	Standalone	Assets
Total assets	¥3.0bn	at 2022-12-31	Standalone	Assets
Total assets	¥2.4bn	at 2021-12-31^d	Standalone	Total assets (5-year summary)
Total assets	¥2.8bn	at 2020-12-31^d	Standalone	Total assets (5-year summary)
Total assets	¥1.9bn	at 2019-12-31^d	Standalone	Total assets (5-year summary)
Total liabilities	¥1.1bn	at 2023-12-31	Standalone	Liabilities
Total liabilities	¥1.1bn	at 2022-12-31	Standalone	Liabilities
Net assets / equity	¥1.3bn	at 2023-12-31	Standalone	Net assets
Net assets / equity	¥1.9bn	at 2022-12-31	Standalone	Net assets
Net assets / equity	¥2.0bn	at 2021-12-31^d	Standalone	Net assets
Net assets / equity	¥2.2bn	at 2020-12-31^d	Standalone	Net assets (5-year summary)
Net assets / equity	¥1.4bn	at 2019-12-31^d	Standalone	Net assets (5-year summary)
Cash and deposits	¥1.8bn	at 2023-12-31	Standalone	Cash and deposits
Cash and deposits	¥2.2bn	at 2022-12-31	Standalone	Cash and deposits
EPS (basic)	¥-26.85	2023-01-01 → 2023-12-31	Standalone	Basic earnings loss per share (5-year summary)
EPS (basic)	¥-13.05	2022-01-01 → 2022-12-31	Standalone	Basic earnings loss per share (5-year summary)
EPS (basic)	¥-8.21	2021-01-01 → 2021-12-31^d	Standalone	Basic earnings loss per share (5-year summary)
EPS (basic)	¥-7.43	2020-01-01 → 2020-12-31^d	Standalone	Basic earnings loss per share (5-year summary)
EPS (basic)	¥6.53	2019-01-01 → 2019-12-31^d	Standalone	Basic earnings loss per share (5-year summary)
Net assets per share	¥39.88	at 2023-12-31	Standalone	Net assets per share (5-year summary)
Net assets per share	¥61.53	at 2022-12-31	Standalone	Net assets per share (5-year summary)
Net assets per share	¥68.27	at 2021-12-31^d	Standalone	Net assets per share (5-year summary)
Net assets per share	¥75.64	at 2020-12-31^d	Standalone	Net assets per share (5-year summary)
Net assets per share	¥52.15	at 2019-12-31^d	Standalone	Net assets per share (5-year summary)
Equity ratio	54.0%	at 2023-12-31	Standalone	Equity to asset ratio (5-year summary)
Equity ratio	63.9%	at 2022-12-31	Standalone	Equity to asset ratio (5-year summary)
Equity ratio	82.6%	at 2021-12-31^d	Standalone	Equity to asset ratio (5-year summary)
Equity ratio	79.6%	at 2020-12-31^d	Standalone	Equity to asset ratio (5-year summary)
Equity ratio	70.9%	at 2019-12-31^d	Standalone	Equity to asset ratio (5-year summary)
ROE	13.4%	2019-01-01 → 2019-12-31^d	Standalone	Rate of return on equity (5-year summary)
Shares issued	32,128,012	at 2023-12-31	Standalone	Total number of issued shares (5-year summary)
Shares issued	30,871,138	at 2022-12-31	Standalone	Total number of issued shares (5-year summary)
Shares issued	29,358,600	at 2021-12-31^d	Standalone	Total number of issued shares (5-year summary)
Shares issued	29,251,100	at 2020-12-31^d	Standalone	Total number of issued shares (5-year summary)
Shares issued	26,275,200	at 2019-12-31^d	Standalone	Total number of issued shares (5-year summary)
Employees	19	at 2023-12-31	Standalone	Number of employees
Employees	17	at 2022-12-31	Standalone	Number of employees
Employees	16	at 2021-12-31^d	Standalone	Number of employees
Employees	13	at 2020-12-31^d	Standalone	Number of employees
Employees	14	at 2019-12-31^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 · 1,146

Item	Context	Value	Unit
Other ncl	Prior1YearInstant	24000000	JPY
Other ncl	CurrentYearInstant	24000000	JPY
Noncurrent liabilities	Prior1YearInstant	871693000	JPY
Noncurrent liabilities	CurrentYearInstant	899598000	JPY
Liabilities	Prior1YearInstant	1082900000	JPY
Liabilities	CurrentYearInstant	1093606000	JPY
Capital stock	Prior1YearInstant	714244000	JPY
Capital stock	CurrentYearInstant	831617000	JPY
Capital surplus	Prior1YearInstant	2772484000	JPY
Capital surplus	CurrentYearInstant	2889857000	JPY
Retained earnings	Prior1YearInstant	-1629961000	JPY
Retained earnings	CurrentYearInstant	-2442372000	JPY
Treasury stock	Prior1YearInstant	－	JPY
Treasury stock	CurrentYearInstant	-0	JPY
Shareholders equity	Prior1YearInstant	1856767000	JPY
Shareholders equity	CurrentYearInstant	1279101000	JPY
Valuation difference on available for sale securities	Prior1YearInstant	-222000	JPY
Valuation difference on available for sale securities	CurrentYearInstant	-36000	JPY
Valuation and translation adjustments	Prior1YearInstant	-222000	JPY
Valuation and translation adjustments	CurrentYearInstant	-36000	JPY
Subscription rights to shares	Prior1YearInstant	943000	JPY
Subscription rights to shares	CurrentYearInstant	699000	JPY
Non controlling interests	Prior1YearInstant	15987000	JPY
Non controlling interests	CurrentYearInstant	－	JPY
Net assets	Prior1YearInstant	1873475000	JPY
Net assets	CurrentYearInstant	1279764000	JPY
Liabilities and net assets	Prior1YearInstant	2956376000	JPY
Liabilities and net assets	CurrentYearInstant	2373371000	JPY
Net sales	Prior1YearDuration	448100000	JPY
Net sales	CurrentYearDuration	428364000	JPY
Cost of sales	Prior1YearDuration	27566000	JPY
Cost of sales	CurrentYearDuration	36666000	JPY
Gross profit	Prior1YearDuration	420533000	JPY
Gross profit	CurrentYearDuration	391697000	JPY
Research and development expenses sga	Prior1YearDuration	469564000	JPY
Research and development expenses sga	CurrentYearDuration	930506000	JPY
Other sga	Prior1YearDuration	256881000	JPY
Other sga	CurrentYearDuration	259749000	JPY
Selling general and administrative expenses	Prior1YearDuration	726446000	JPY
Selling general and administrative expenses	CurrentYearDuration	1190256000	JPY
Operating income	Prior1YearDuration	-305912000	JPY
Operating income	CurrentYearDuration	-798558000	JPY
Interest income noi	Prior1YearDuration	25000	JPY
Interest income noi	CurrentYearDuration	10000	JPY
Foreign exchange gains noi	Prior1YearDuration	33278000	JPY
Foreign exchange gains noi	CurrentYearDuration	6713000	JPY
Other noi	Prior1YearDuration	5185000	JPY
Other noi	CurrentYearDuration	11000	JPY
Non operating income	Prior1YearDuration	38489000	JPY
Non operating income	CurrentYearDuration	6735000	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 2022-12-31	pass rounding
balance sheet identity	consolidated 2023-12-31	pass rounding
balance sheet identity	non_consolidated 2022-12-31	pass rounding
balance sheet identity	non_consolidated 2023-12-31	pass
dei present		pass
period resolution		pass
statement vs summary · net assets	consolidated 2021-12-31	pass
statement vs summary · net assets	consolidated 2022-12-31	pass
statement vs summary · net assets	consolidated 2023-12-31	pass
statement vs summary · net assets	non_consolidated 2021-12-31	pass
statement vs summary · net assets	non_consolidated 2022-12-31	pass
statement vs summary · net assets	non_consolidated 2023-12-31	pass
statement vs summary · net income attributable to parent	consolidated 2022-01-01/2022-12-31	pass
statement vs summary · net income attributable to parent	consolidated 2023-01-01/2023-12-31	pass
statement vs summary · operating cash flow	consolidated 2022-01-01/2022-12-31	pass
statement vs summary · operating cash flow	consolidated 2023-01-01/2023-12-31	pass
statement vs summary · revenue	consolidated 2022-01-01/2022-12-31	pass
statement vs summary · revenue	consolidated 2023-01-01/2023-12-31	pass
statement vs summary · revenue	non_consolidated 2022-01-01/2022-12-31	pass
statement vs summary · revenue	non_consolidated 2023-01-01/2023-12-31	pass
statement vs summary · total assets	consolidated 2022-12-31	pass
statement vs summary · total assets	consolidated 2023-12-31	pass
statement vs summary · total assets	non_consolidated 2022-12-31	pass
statement vs summary · total assets	non_consolidated 2023-12-31	pass