Annual report

Period2025-04-01 → 2026-03-31
Filed2026-06-17
StandardJapan GAAP
ConsolidatedNo
Data checks13 of 13 passed
Key figures · 88
MetricValuePeriodScopeSource row
Revenue¥10.3bn2025-04-01 → 2026-03-31StandaloneNet sales
Revenue¥10.0bn2024-04-01 → 2025-03-31StandaloneNet sales
Revenue¥9.8bn2023-04-01 → 2024-03-31vStandaloneNet sales (5-year summary)
Revenue¥9.1bn2022-04-01 → 2023-03-31vStandaloneNet sales (5-year summary)
Revenue¥8.5bn2021-04-01 → 2022-03-31vStandaloneNet sales (5-year summary)
Operating income¥1.3bn2025-04-01 → 2026-03-31StandaloneOperating income
Operating income¥1.5bn2024-04-01 → 2025-03-31StandaloneOperating income
Ordinary income¥1.3bn2025-04-01 → 2026-03-31StandaloneOrdinary income
Ordinary income¥1.5bn2024-04-01 → 2025-03-31StandaloneOrdinary income
Ordinary income¥1.4bn2023-04-01 → 2024-03-31vStandaloneOrdinary income loss (5-year summary)
Ordinary income¥1.1bn2022-04-01 → 2023-03-31vStandaloneOrdinary income loss (5-year summary)
Ordinary income¥1.2bn2021-04-01 → 2022-03-31vStandaloneOrdinary income loss (5-year summary)
Profit before tax¥1.2bn2025-04-01 → 2026-03-31StandaloneIncome before income taxes
Profit before tax¥1.5bn2024-04-01 → 2025-03-31StandaloneIncome before income taxes
Net income¥923m2025-04-01 → 2026-03-31StandaloneProfit loss
Net income¥1.1bn2024-04-01 → 2025-03-31StandaloneProfit loss
Net income¥989m2023-04-01 → 2024-03-31vStandaloneNet income loss (5-year summary)
Net income¥712m2022-04-01 → 2023-03-31vStandaloneNet income loss (5-year summary)
Net income¥831m2021-04-01 → 2022-03-31vStandaloneNet income loss (5-year summary)
Total assets¥11.4bnat 2026-03-31StandaloneAssets
Total assets¥11.2bnat 2025-03-31StandaloneAssets
Total assets¥11.0bnat 2024-03-31vStandaloneTotal assets (5-year summary)
Total assets¥11.0bnat 2023-03-31vStandaloneTotal assets (5-year summary)
Total assets¥10.9bnat 2022-03-31vStandaloneTotal assets (5-year summary)
Total liabilities¥3.6bnat 2026-03-31StandaloneLiabilities
Total liabilities¥3.7bnat 2025-03-31StandaloneLiabilities
Net assets / equity¥7.8bnat 2026-03-31StandaloneNet assets
Net assets / equity¥7.5bnat 2025-03-31StandaloneNet assets
Net assets / equity¥7.0bnat 2024-03-31vStandaloneNet assets
Net assets / equity¥6.6bnat 2023-03-31vStandaloneNet assets (5-year summary)
Net assets / equity¥6.4bnat 2022-03-31vStandaloneNet assets (5-year summary)
Cash and deposits¥2.8bnat 2026-03-31StandaloneCash and deposits
Cash and deposits¥3.0bnat 2025-03-31StandaloneCash and deposits
Cash & equivalents¥2.8bnat 2026-03-31StandaloneCash and cash equivalents
Cash & equivalents¥3.0bnat 2025-03-31StandaloneCash and cash equivalents
Cash & equivalents¥2.7bnat 2024-03-31vStandaloneCash and cash equivalents
Cash & equivalents¥2.5bnat 2023-03-31vStandaloneCash and cash equivalents (5-year summary)
Cash & equivalents¥2.5bnat 2022-03-31vStandaloneCash and cash equivalents (5-year summary)
Operating cash flow¥568m2025-04-01 → 2026-03-31StandaloneNet cash provided by used in operating activities
Operating cash flow¥1.1bn2024-04-01 → 2025-03-31StandaloneNet cash provided by used in operating activities
Operating cash flow¥1.6bn2023-04-01 → 2024-03-31vStandaloneNet cash provided by used in operating activities (5-year summary)
Operating cash flow¥989m2022-04-01 → 2023-03-31vStandaloneNet cash provided by used in operating activities (5-year summary)
Operating cash flow¥1.1bn2021-04-01 → 2022-03-31vStandaloneNet cash provided by used in operating activities (5-year summary)
Investing cash flow−¥330m2025-04-01 → 2026-03-31StandaloneNet cash provided by used in investment activities
Investing cash flow−¥168m2024-04-01 → 2025-03-31StandaloneNet cash provided by used in investment activities
Investing cash flow−¥169m2023-04-01 → 2024-03-31vStandaloneNet cash provided by used in investing activities (5-year summary)
Investing cash flow−¥211m2022-04-01 → 2023-03-31vStandaloneNet cash provided by used in investing activities (5-year summary)
Investing cash flow−¥196m2021-04-01 → 2022-03-31vStandaloneNet cash provided by used in investing activities (5-year summary)
Financing cash flow−¥455m2025-04-01 → 2026-03-31StandaloneNet cash provided by used in financing activities
Financing cash flow−¥696m2024-04-01 → 2025-03-31StandaloneNet cash provided by used in financing activities
Financing cash flow−¥1.2bn2023-04-01 → 2024-03-31vStandaloneNet cash provided by used in financing activities (5-year summary)
Financing cash flow−¥781m2022-04-01 → 2023-03-31vStandaloneNet cash provided by used in financing activities (5-year summary)
Financing cash flow−¥589m2021-04-01 → 2022-03-31vStandaloneNet cash provided by used in financing activities (5-year summary)
EPS (basic)¥32.122025-04-01 → 2026-03-31StandaloneBasic earnings loss per share (5-year summary)
EPS (basic)¥38.212024-04-01 → 2025-03-31StandaloneBasic earnings loss per share (5-year summary)
EPS (basic)¥34.412023-04-01 → 2024-03-31vStandaloneBasic earnings loss per share (5-year summary)
EPS (basic)¥24.792022-04-01 → 2023-03-31vStandaloneBasic earnings loss per share (5-year summary)
EPS (basic)¥28.932021-04-01 → 2022-03-31vStandaloneBasic earnings loss per share (5-year summary)
Dividend per share¥202025-04-01 → 2026-03-31StandaloneDividend paid per share (5-year summary)
Dividend per share¥232024-04-01 → 2025-03-31StandaloneDividend paid per share (5-year summary)
Dividend per share¥212023-04-01 → 2024-03-31vStandaloneDividend paid per share (5-year summary)
Dividend per share¥202022-04-01 → 2023-03-31vStandaloneDividend paid per share (5-year summary)
Dividend per share¥202021-04-01 → 2022-03-31vStandaloneDividend paid per share (5-year summary)
Net assets per share¥269.65at 2026-03-31StandaloneNet assets per share (5-year summary)
Net assets per share¥260.53at 2025-03-31StandaloneNet assets per share (5-year summary)
Net assets per share¥243.32at 2024-03-31vStandaloneNet assets per share (5-year summary)
Net assets per share¥228.91at 2023-03-31vStandaloneNet assets per share (5-year summary)
Net assets per share¥224.13at 2022-03-31vStandaloneNet assets per share (5-year summary)
Equity ratio68.2%at 2026-03-31StandaloneEquity to asset ratio (5-year summary)
Equity ratio66.9%at 2025-03-31StandaloneEquity to asset ratio (5-year summary)
Equity ratio63.5%at 2024-03-31vStandaloneEquity to asset ratio (5-year summary)
Equity ratio59.7%at 2023-03-31vStandaloneEquity to asset ratio (5-year summary)
Equity ratio59.0%at 2022-03-31vStandaloneEquity to asset ratio (5-year summary)
ROE12.1%2025-04-01 → 2026-03-31StandaloneRate of return on equity (5-year summary)
ROE15.2%2024-04-01 → 2025-03-31StandaloneRate of return on equity (5-year summary)
ROE14.6%2023-04-01 → 2024-03-31vStandaloneRate of return on equity (5-year summary)
ROE10.9%2022-04-01 → 2023-03-31vStandaloneRate of return on equity (5-year summary)
ROE13.2%2021-04-01 → 2022-03-31vStandaloneRate of return on equity (5-year summary)
Shares issued31,840,000at 2026-03-31StandaloneTotal number of issued shares (5-year summary)
Shares issued31,840,000at 2025-03-31StandaloneTotal number of issued shares (5-year summary)
Shares issued31,840,000at 2024-03-31vStandaloneTotal number of issued shares (5-year summary)
Shares issued31,840,000at 2023-03-31vStandaloneTotal number of issued shares (5-year summary)
Shares issued31,840,000at 2022-03-31vStandaloneTotal number of issued shares (5-year summary)
Employees185at 2026-03-31StandaloneNumber of employees
Employees180at 2025-03-31StandaloneNumber of employees
Employees175at 2024-03-31vStandaloneNumber of employees
Employees188at 2023-03-31vStandaloneNumber of employees
Employees183at 2022-03-31vStandaloneNumber 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 · 884
ItemContextValueUnit
Governance (text)FilingDateInstantText · Plus
Strategy (text)FilingDateInstantText · Plus
Risk management (text)FilingDateInstantText · Plus
Metrics and targets (text)FilingDateInstantText · Plus
Policy on development of human resources and internal environment strategy (text)FilingDateInstantText · 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)FilingDateInstantText · Plus
Metrics description of metrics related to policy on development of human resources and internal environment and targets and performance using such metricsCurrentYearInstant_Row1Member
Original text (Japanese)管理的地位にある労働者に占める女性労働者の割合 ※1
Target period description of metrics related to policy on development of human resources and internal environment and targets and performance using such metricsCurrentYearInstant_Row1Member
Original text (Japanese)2027年6月まで
Metrics unit description of metrics related to policy on development of human resources and internal environment and targets and performance using such metricsCurrentYearInstant_Row1Member%
Metrics description of metrics related to policy on development of human resources and internal environment and targets and performance using such metricsCurrentYearInstant_Row2Member
Original text (Japanese)男性労働者の育児休業取得率 ※2
Target period description of metrics related to policy on development of human resources and internal environment and targets and performance using such metricsCurrentYearInstant_Row2Member
Original text (Japanese)2027年6月まで
Metrics unit description of metrics related to policy on development of human resources and internal environment and targets and performance using such metricsCurrentYearInstant_Row2Member%
Metrics description of metrics related to policy on development of human resources and internal environment and targets and performance using such metricsCurrentYearInstant_Row3Member
Original text (Japanese)年次有給休暇取得率
Target period description of metrics related to policy on development of human resources and internal environment and targets and performance using such metricsCurrentYearInstant_Row3Member
Original text (Japanese)2027年6月まで
Metrics unit description of metrics related to policy on development of human resources and internal environment and targets and performance using such metricsCurrentYearInstant_Row3Member%
Business risks (text)FilingDateInstantText · Plus
Management analysis of financial position operating results and cash flows (text)FilingDateInstantText · Plus
Critical contracts (text)FilingDateInstantText · Plus
Research and development activities (text)FilingDateInstantText · Plus
Overview of capital expenditures etc (text)FilingDateInstantText · Plus
Major facilities (text)FilingDateInstantText · Plus
Planned additions retirements etc of facilities (text)FilingDateInstantText · Plus
Total number of shares (text)FilingDateInstantText · Plus
Issued shares total number of shares etc (text)FilingDateInstantText · Plus
Class issued shares total number of shares etcFilingDateInstant_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 registeredFilingDateInstant_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 etcFilingDateInstant_OrdinaryShareMember
Original text (Japanese)1単元の株式数 100株完全議決権株式であり、権利内容に何ら限定のない、当社の標準となる株式
Details of employee share option program (text)FilingDateInstantText · Plus
Description of rights plan (text)FilingDateInstantText · Plus
Other information on share acquisition rights (text)FilingDateInstantText · Plus
Exercises etc of moving strike convertible bonds etc (text)FilingDateInstantText · Plus
Changes in number of issued shares stated capital etc (text)FilingDateInstantText · Plus
Shareholding by shareholder category (text)FilingDateInstantText · Plus
Major shareholders (text)FilingDateInstantText · Plus
Name major shareholdersCurrentYearInstant_No1MajorShareholdersMember
Original text (Japanese)山田 圭一
Address major shareholdersCurrentYearInstant_No1MajorShareholdersMember
Original text (Japanese)堺市堺区
Name major shareholdersCurrentYearInstant_No2MajorShareholdersMember
Original text (Japanese)山田 満
Address major shareholdersCurrentYearInstant_No2MajorShareholdersMember
Original text (Japanese)堺市堺区
Name major shareholdersCurrentYearInstant_No3MajorShareholdersMember
Original text (Japanese)山田 雅之
Address major shareholdersCurrentYearInstant_No3MajorShareholdersMember
Original text (Japanese)東京都世田谷区
Name major shareholdersCurrentYearInstant_No4MajorShareholdersMember
Original text (Japanese)公益財団法人山田満育英会
Address major shareholdersCurrentYearInstant_No4MajorShareholdersMember
Original text (Japanese)大阪市中央区船越町1丁目6番6号
Name major shareholdersCurrentYearInstant_No5MajorShareholdersMember
Original text (Japanese)関家 圭三
Address major shareholdersCurrentYearInstant_No5MajorShareholdersMember
Original text (Japanese)東京都港区
Name major shareholdersCurrentYearInstant_No6MajorShareholdersMember
Original text (Japanese)大研医器従業員持株会
Address major shareholdersCurrentYearInstant_No6MajorShareholdersMember
Original text (Japanese)大阪府和泉市あゆみ野2丁目6-2
Name major shareholdersCurrentYearInstant_No7MajorShareholdersMember
Original text (Japanese)寺田 恭子
Address major shareholdersCurrentYearInstant_No7MajorShareholdersMember
Original text (Japanese)神戸市須磨区
Name major shareholdersCurrentYearInstant_No8MajorShareholdersMember
Original text (Japanese)羽根 一徳
Address major shareholdersCurrentYearInstant_No8MajorShareholdersMember
Original text (Japanese)東京都北区

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 · 13 of 13 passed
balance sheet identitynon_consolidated 2025-03-31pass rounding
balance sheet identitynon_consolidated 2026-03-31pass
dei present pass
period resolution pass
statement vs summary · net assetsnon_consolidated 2024-03-31pass
statement vs summary · net assetsnon_consolidated 2025-03-31pass
statement vs summary · net assetsnon_consolidated 2026-03-31pass
statement vs summary · operating cash flownon_consolidated 2024-04-01/2025-03-31pass
statement vs summary · operating cash flownon_consolidated 2025-04-01/2026-03-31pass
statement vs summary · revenuenon_consolidated 2024-04-01/2025-03-31pass
statement vs summary · revenuenon_consolidated 2025-04-01/2026-03-31pass
statement vs summary · total assetsnon_consolidated 2025-03-31pass
statement vs summary · total assetsnon_consolidated 2026-03-31pass