Annual report

Period2025-01-01 → 2025-12-31

Filed2026-03-31

StandardJapan GAAP

ConsolidatedYes

Data checks24 of 24 passed

Key figures · 143

Metric	Value	Period	Scope	Source row
Revenue	¥429m	2025-01-01 → 2025-12-31	Cons.	Net sales
Revenue	¥417m	2024-01-01 → 2024-12-31	Cons.	Net sales
Revenue	¥407m	2023-01-01 → 2023-12-31^v	Cons.	Net sales (5-year summary)
Revenue	¥210m	2022-01-01 → 2022-12-31^v	Cons.	Net sales (5-year summary)
Revenue	¥308m	2021-01-01 → 2021-12-31^d	Cons.	Net sales (5-year summary)
Operating income	−¥1.2bn	2025-01-01 → 2025-12-31	Cons.	Operating income
Operating income	−¥1.1bn	2024-01-01 → 2024-12-31	Cons.	Operating income
Ordinary income	−¥1.2bn	2025-01-01 → 2025-12-31	Cons.	Ordinary income
Ordinary income	−¥1.1bn	2024-01-01 → 2024-12-31	Cons.	Ordinary income
Ordinary income	−¥552m	2023-01-01 → 2023-12-31^v	Cons.	Ordinary income loss (5-year summary)
Ordinary income	−¥684m	2022-01-01 → 2022-12-31^v	Cons.	Ordinary income loss (5-year summary)
Ordinary income	−¥669m	2021-01-01 → 2021-12-31^d	Cons.	Ordinary income loss (5-year summary)
Profit before tax	−¥1.2bn	2025-01-01 → 2025-12-31	Cons.	Income before income taxes
Profit before tax	−¥1.1bn	2024-01-01 → 2024-12-31	Cons.	Income before income taxes
Net income (owners)	−¥1.2bn	2025-01-01 → 2025-12-31	Cons.	Profit loss attributable to owners of parent
Net income (owners)	−¥1.1bn	2024-01-01 → 2024-12-31	Cons.	Profit loss attributable to owners of parent
Net income (owners)	−¥555m	2023-01-01 → 2023-12-31^v	Cons.	Profit loss attributable to owners of parent (5-year summary)
Net income (owners)	−¥686m	2022-01-01 → 2022-12-31^v	Cons.	Profit loss attributable to owners of parent (5-year summary)
Net income (owners)	−¥629m	2021-01-01 → 2021-12-31^d	Cons.	Profit loss attributable to owners of parent (5-year summary)
Net income	−¥1.2bn	2025-01-01 → 2025-12-31	Cons.	Profit loss
Net income	−¥1.1bn	2024-01-01 → 2024-12-31	Cons.	Profit loss
Total assets	¥919m	at 2025-12-31	Cons.	Assets
Total assets	¥1.2bn	at 2024-12-31	Cons.	Assets
Total assets	¥2.0bn	at 2023-12-31^v	Cons.	Total assets (5-year summary)
Total assets	¥1.9bn	at 2022-12-31^v	Cons.	Total assets (5-year summary)
Total assets	¥1.9bn	at 2021-12-31^d	Cons.	Total assets (5-year summary)
Total liabilities	¥576m	at 2025-12-31	Cons.	Liabilities
Total liabilities	¥495m	at 2024-12-31	Cons.	Liabilities
Net assets / equity	¥344m	at 2025-12-31	Cons.	Net assets
Net assets / equity	¥700m	at 2024-12-31	Cons.	Net assets
Net assets / equity	¥1.7bn	at 2023-12-31^v	Cons.	Net assets
Net assets / equity	¥1.4bn	at 2022-12-31^v	Cons.	Net assets (5-year summary)
Net assets / equity	¥1.6bn	at 2021-12-31^d	Cons.	Net assets (5-year summary)
Cash and deposits	¥83m	at 2025-12-31	Cons.	Cash and deposits
Cash and deposits	¥91m	at 2024-12-31	Cons.	Cash and deposits
Cash & equivalents	¥83m	at 2025-12-31	Cons.	Cash and cash equivalents
Cash & equivalents	¥91m	at 2024-12-31	Cons.	Cash and cash equivalents
Cash & equivalents	¥362m	at 2023-12-31^v	Cons.	Cash and cash equivalents
Cash & equivalents	¥278m	at 2022-12-31^v	Cons.	Cash and cash equivalents (5-year summary)
Cash & equivalents	¥219m	at 2021-12-31^d	Cons.	Cash and cash equivalents (5-year summary)
Operating cash flow	−¥751m	2025-01-01 → 2025-12-31	Cons.	Net cash provided by used in operating activities
Operating cash flow	−¥662m	2024-01-01 → 2024-12-31	Cons.	Net cash provided by used in operating activities
Operating cash flow	−¥558m	2023-01-01 → 2023-12-31^v	Cons.	Net cash provided by used in operating activities (5-year summary)
Operating cash flow	−¥613m	2022-01-01 → 2022-12-31^v	Cons.	Net cash provided by used in operating activities (5-year summary)
Operating cash flow	−¥856m	2021-01-01 → 2021-12-31^d	Cons.	Net cash provided by used in operating activities (5-year summary)
Investing cash flow	−¥31m	2025-01-01 → 2025-12-31	Cons.	Net cash provided by used in investment activities
Investing cash flow	−¥2m	2024-01-01 → 2024-12-31	Cons.	Net cash provided by used in investment activities
Investing cash flow	−¥300,000	2023-01-01 → 2023-12-31^v	Cons.	Net cash provided by used in investing activities (5-year summary)
Investing cash flow	¥4m	2022-01-01 → 2022-12-31^v	Cons.	Net cash provided by used in investing activities (5-year summary)
Investing cash flow	¥22m	2021-01-01 → 2021-12-31^d	Cons.	Net cash provided by used in investing activities (5-year summary)
Financing cash flow	¥667m	2025-01-01 → 2025-12-31	Cons.	Net cash provided by used in financing activities
Financing cash flow	¥171m	2024-01-01 → 2024-12-31	Cons.	Net cash provided by used in financing activities
Financing cash flow	¥641m	2023-01-01 → 2023-12-31^v	Cons.	Net cash provided by used in financing activities (5-year summary)
Financing cash flow	¥668m	2022-01-01 → 2022-12-31^v	Cons.	Net cash provided by used in financing activities (5-year summary)
Financing cash flow	¥69m	2021-01-01 → 2021-12-31^d	Cons.	Net cash provided by used in financing activities (5-year summary)
EPS (basic)	¥-23.45	2025-01-01 → 2025-12-31	Cons.	Basic earnings loss per share (5-year summary)
EPS (basic)	¥-25.27	2024-01-01 → 2024-12-31	Cons.	Basic earnings loss per share (5-year summary)
EPS (basic)	¥-13.85	2023-01-01 → 2023-12-31^v	Cons.	Basic earnings loss per share (5-year summary)
EPS (basic)	¥-19.87	2022-01-01 → 2022-12-31^v	Cons.	Basic earnings loss per share (5-year summary)
EPS (basic)	¥-19.04	2021-01-01 → 2021-12-31^d	Cons.	Basic earnings loss per share (5-year summary)
Net assets per share	¥6.4	at 2025-12-31	Cons.	Net assets per share (5-year summary)
Net assets per share	¥15.12	at 2024-12-31	Cons.	Net assets per share (5-year summary)
Net assets per share	¥37.94	at 2023-12-31^v	Cons.	Net assets per share (5-year summary)
Net assets per share	¥37.24	at 2022-12-31^v	Cons.	Net assets per share (5-year summary)
Net assets per share	¥47.86	at 2021-12-31^d	Cons.	Net assets per share (5-year summary)
Equity ratio	37.4%	at 2025-12-31	Cons.	Equity to asset ratio (5-year summary)
Equity ratio	57.0%	at 2024-12-31	Cons.	Equity to asset ratio (5-year summary)
Equity ratio	83.9%	at 2023-12-31^v	Cons.	Equity to asset ratio (5-year summary)
Equity ratio	70.6%	at 2022-12-31^v	Cons.	Equity to asset ratio (5-year summary)
Equity ratio	83.4%	at 2021-12-31^d	Cons.	Equity to asset ratio (5-year summary)
ROE	-242.5%	2025-01-01 → 2025-12-31	Cons.	Rate of return on equity (5-year summary)
ROE	-94.6%	2024-01-01 → 2024-12-31	Cons.	Rate of return on equity (5-year summary)
ROE	-37.0%	2023-01-01 → 2023-12-31^v	Cons.	Rate of return on equity (5-year summary)
ROE	-46.9%	2022-01-01 → 2022-12-31^v	Cons.	Rate of return on equity (5-year summary)
ROE	-33.9%	2021-01-01 → 2021-12-31^d	Cons.	Rate of return on equity (5-year summary)
Employees	68	at 2025-12-31	Cons.	Number of employees
Employees	72	at 2024-12-31	Cons.	Number of employees
Employees	72	at 2023-12-31^v	Cons.	Number of employees
Employees	77	at 2022-12-31^v	Cons.	Number of employees
Employees	87	at 2021-12-31^d	Cons.	Number of employees
Revenue	¥477m	2025-01-01 → 2025-12-31	Standalone	Net sales
Revenue	¥225m	2024-01-01 → 2024-12-31	Standalone	Net sales
Revenue	¥287m	2023-01-01 → 2023-12-31^v	Standalone	Net sales (5-year summary)
Revenue	¥236m	2022-01-01 → 2022-12-31^v	Standalone	Net sales (5-year summary)
Revenue	¥254m	2021-01-01 → 2021-12-31^d	Standalone	Net sales (5-year summary)
Operating income	−¥453m	2025-01-01 → 2025-12-31	Standalone	Operating income
Operating income	−¥832m	2024-01-01 → 2024-12-31	Standalone	Operating income
Ordinary income	−¥451m	2025-01-01 → 2025-12-31	Standalone	Ordinary income
Ordinary income	−¥840m	2024-01-01 → 2024-12-31	Standalone	Ordinary income
Ordinary income	−¥498m	2023-01-01 → 2023-12-31^v	Standalone	Ordinary income loss (5-year summary)
Ordinary income	−¥547m	2022-01-01 → 2022-12-31^v	Standalone	Ordinary income loss (5-year summary)
Ordinary income	−¥545m	2021-01-01 → 2021-12-31^d	Standalone	Ordinary income loss (5-year summary)
Profit before tax	−¥1.0bn	2025-01-01 → 2025-12-31	Standalone	Income before income taxes
Profit before tax	−¥1.4bn	2024-01-01 → 2024-12-31	Standalone	Income before income taxes
Net income	−¥1.0bn	2025-01-01 → 2025-12-31	Standalone	Profit loss
Net income	−¥1.4bn	2024-01-01 → 2024-12-31	Standalone	Profit loss
Net income	−¥501m	2023-01-01 → 2023-12-31^v	Standalone	Net income loss (5-year summary)
Net income	−¥549m	2022-01-01 → 2022-12-31^v	Standalone	Net income loss (5-year summary)
Net income	−¥509m	2021-01-01 → 2021-12-31^d	Standalone	Net income loss (5-year summary)
Total assets	¥621m	at 2025-12-31	Standalone	Assets
Total assets	¥999m	at 2024-12-31	Standalone	Assets
Total assets	¥2.2bn	at 2023-12-31^v	Standalone	Total assets (5-year summary)
Total assets	¥2.1bn	at 2022-12-31^v	Standalone	Total assets (5-year summary)
Total assets	¥2.0bn	at 2021-12-31^d	Standalone	Total assets (5-year summary)
Total liabilities	¥281m	at 2025-12-31	Standalone	Liabilities
Total liabilities	¥302m	at 2024-12-31	Standalone	Liabilities
Net assets / equity	¥339m	at 2025-12-31	Standalone	Net assets
Net assets / equity	¥697m	at 2024-12-31	Standalone	Net assets
Net assets / equity	¥2.0bn	at 2023-12-31^v	Standalone	Net assets
Net assets / equity	¥1.7bn	at 2022-12-31^v	Standalone	Net assets (5-year summary)
Net assets / equity	¥1.8bn	at 2021-12-31^d	Standalone	Net assets (5-year summary)
Cash and deposits	¥50m	at 2025-12-31	Standalone	Cash and deposits
Cash and deposits	¥87m	at 2024-12-31	Standalone	Cash and deposits
EPS (basic)	¥-19.8	2025-01-01 → 2025-12-31	Standalone	Basic earnings loss per share (5-year summary)
EPS (basic)	¥-31.81	2024-01-01 → 2024-12-31	Standalone	Basic earnings loss per share (5-year summary)
EPS (basic)	¥-12.5	2023-01-01 → 2023-12-31^v	Standalone	Basic earnings loss per share (5-year summary)
EPS (basic)	¥-15.9	2022-01-01 → 2022-12-31^v	Standalone	Basic earnings loss per share (5-year summary)
EPS (basic)	¥-15.41	2021-01-01 → 2021-12-31^d	Standalone	Basic earnings loss per share (5-year summary)
Net assets per share	¥6.32	at 2025-12-31	Standalone	Net assets per share (5-year summary)
Net assets per share	¥15.04	at 2024-12-31	Standalone	Net assets per share (5-year summary)
Net assets per share	¥45.27	at 2023-12-31^v	Standalone	Net assets per share (5-year summary)
Net assets per share	¥45.54	at 2022-12-31^v	Standalone	Net assets per share (5-year summary)
Net assets per share	¥53.79	at 2021-12-31^d	Standalone	Net assets per share (5-year summary)
Equity ratio	54.7%	at 2025-12-31	Standalone	Equity to asset ratio (5-year summary)
Equity ratio	67.9%	at 2024-12-31	Standalone	Equity to asset ratio (5-year summary)
Equity ratio	88.9%	at 2023-12-31^v	Standalone	Equity to asset ratio (5-year summary)
Equity ratio	79.8%	at 2022-12-31^v	Standalone	Equity to asset ratio (5-year summary)
Equity ratio	90.0%	at 2021-12-31^d	Standalone	Equity to asset ratio (5-year summary)
ROE	-206.3%	2025-01-01 → 2025-12-31	Standalone	Rate of return on equity (5-year summary)
ROE	-104.9%	2024-01-01 → 2024-12-31	Standalone	Rate of return on equity (5-year summary)
ROE	-27.7%	2023-01-01 → 2023-12-31^v	Standalone	Rate of return on equity (5-year summary)
ROE	-32.1%	2022-01-01 → 2022-12-31^v	Standalone	Rate of return on equity (5-year summary)
ROE	-25.1%	2021-01-01 → 2021-12-31^d	Standalone	Rate of return on equity (5-year summary)
Shares issued	53,641,000	at 2025-12-31	Standalone	Total number of issued shares (5-year summary)
Shares issued	45,059,100	at 2024-12-31	Standalone	Total number of issued shares (5-year summary)
Shares issued	43,641,000	at 2023-12-31^v	Standalone	Total number of issued shares (5-year summary)
Shares issued	36,072,000	at 2022-12-31^v	Standalone	Total number of issued shares (5-year summary)
Shares issued	33,041,000	at 2021-12-31^d	Standalone	Total number of issued shares (5-year summary)
Employees	49	at 2025-12-31	Standalone	Number of employees
Employees	50	at 2024-12-31	Standalone	Number of employees
Employees	52	at 2023-12-31^v	Standalone	Number of employees
Employees	55	at 2022-12-31^v	Standalone	Number of employees
Employees	61	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.

Segments · 1

Segment	Item	Period	Value
Semiconductor Testing System Businessreportable segment	employees	at 2025-12-31	68 pure

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

All source rows · 1,144

Item	Context	Value
Reference to other information3 strategy	FilingDateInstant	Text · Plus
Risk management (text)	FilingDateInstant	Text · Plus
Metrics and targets (text)	FilingDateInstant	Text · Plus
Description of metrics related to policy on development of human resources and internal environment and targets and performance using such metrics metrics and targets (text)	FilingDateInstant	Text · Plus
Metrics description of metrics related to policy on development of human resources and internal environment and targets and performance using such metrics	CurrentYearInstant_Row1Member	Original text (Japanese) 女性管理職の積極的登用・採用
Target period description of metrics related to policy on development of human resources and internal environment and targets and performance using such metrics	CurrentYearInstant_Row1Member	Original text (Japanese) 2026年12月31日まで
Metrics unit description of metrics related to policy on development of human resources and internal environment and targets and performance using such metrics	CurrentYearInstant_Row1Member	%
Metrics description of metrics related to policy on development of human resources and internal environment and targets and performance using such metrics	CurrentYearInstant_Row2Member	Original text (Japanese) 月間残業時間の削減
Target period description of metrics related to policy on development of human resources and internal environment and targets and performance using such metrics	CurrentYearInstant_Row2Member	Original text (Japanese) 2026年12月31日まで
Metrics unit description of metrics related to policy on development of human resources and internal environment and targets and performance using such metrics	CurrentYearInstant_Row2Member	Original text (Japanese) 名
Metrics description of metrics related to policy on development of human resources and internal environment and targets and performance using such metrics	CurrentYearInstant_Row3Member	Original text (Japanese) 有給休暇年間取得実績
Target period description of metrics related to policy on development of human resources and internal environment and targets and performance using such metrics	CurrentYearInstant_Row3Member	Original text (Japanese) 2026年12月31日まで
Metrics unit description of metrics related to policy on development of human resources and internal environment and targets and performance using such metrics	CurrentYearInstant_Row3Member	Original text (Japanese) 名
Business risks (text)	FilingDateInstant	Text · Plus
Material matters relating to going concern etc business risks (text)	FilingDateInstant	Text · Plus
Management analysis of financial position operating results and cash flows (text)	FilingDateInstant	Text · Plus
Critical contracts (text)	FilingDateInstant	Text · Plus
Research and development activities (text)	FilingDateInstant	Text · Plus
Overview of capital expenditures etc (text)	FilingDateInstant	Text · Plus
Major facilities (text)	FilingDateInstant	Text · Plus
Planned additions retirements etc of facilities (text)	FilingDateInstant	Text · Plus
Total number of shares (text)	FilingDateInstant	Text · Plus
Issued shares total number of shares etc (text)	FilingDateInstant	Text · Plus
Class issued shares total number of shares etc	FilingDateInstant_OrdinaryShareMember	Original text (Japanese) 普通株式
Name of financial instruments exchange on which securities are listed or authorized financial instruments business association to which securities are registered	FilingDateInstant_OrdinaryShareMember	Original text (Japanese) 東京証券取引所スタンダード市場
Description issued shares total number of shares etc	FilingDateInstant_OrdinaryShareMember	Original text (Japanese) 単元株式数100株
Details of employee share option program (text)	FilingDateInstant	Text · Plus
Description of rights plan (text)	FilingDateInstant	Text · Plus
Other information on share acquisition rights (text)	FilingDateInstant	Text · Plus
Exercises etc of moving strike convertible bonds etc (text)	FilingDateInstant	Text · Plus
Changes in number of issued shares stated capital etc (text)	FilingDateInstant	Text · Plus
Shareholding by shareholder category (text)	FilingDateInstant	Text · Plus
Major shareholders (text)	FilingDateInstant	Text · Plus
Name major shareholders	CurrentYearInstant_No1MajorShareholdersMember	Text · Plus
Address major shareholders	CurrentYearInstant_No1MajorShareholdersMember	Text · Plus
Name major shareholders	CurrentYearInstant_No2MajorShareholdersMember	Text · Plus
Address major shareholders	CurrentYearInstant_No2MajorShareholdersMember	Text · Plus
Name major shareholders	CurrentYearInstant_No3MajorShareholdersMember	Original text (Japanese) 楽天証券株式会社共有口
Address major shareholders	CurrentYearInstant_No3MajorShareholdersMember	Original text (Japanese) 東京都港区南青山２丁目６番２１号
Name major shareholders	CurrentYearInstant_No4MajorShareholdersMember	Original text (Japanese) 大畑　雅稔
Address major shareholders	CurrentYearInstant_No4MajorShareholdersMember	Original text (Japanese) 静岡県静岡市清水区
Name major shareholders	CurrentYearInstant_No5MajorShareholdersMember	Text · Plus
Address major shareholders	CurrentYearInstant_No5MajorShareholdersMember	Text · Plus
Name major shareholders	CurrentYearInstant_No6MajorShareholdersMember	Original text (Japanese) UBS AG HONG KONG（常任代理人シティバンク、エヌ・エイ東京支店カストディ業務部長石川　潤）
Address major shareholders	CurrentYearInstant_No6MajorShareholdersMember	Text · Plus
Name major shareholders	CurrentYearInstant_No7MajorShareholdersMember	Text · Plus
Address major shareholders	CurrentYearInstant_No7MajorShareholdersMember	Text · Plus
Name major shareholders	CurrentYearInstant_No8MajorShareholdersMember	Text · Plus
Address major shareholders	CurrentYearInstant_No8MajorShareholdersMember	Text · Plus
Name major shareholders	CurrentYearInstant_No9MajorShareholdersMember	Original text (Japanese) 小熊　雄二郎

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
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