Annual report

Period2025-04-01 → 2026-03-31
Filed2026-06-19
StandardJapan GAAP
ConsolidatedNo
Data checks13 of 13 passed
Key figures · 88
MetricValuePeriodScopeSource row
Revenue¥14.8bn2025-04-01 → 2026-03-31StandaloneNet sales
Revenue¥12.3bn2024-04-01 → 2025-03-31StandaloneNet sales
Revenue¥10.7bn2023-04-01 → 2024-03-31vStandaloneNet sales (5-year summary)
Revenue¥11.2bn2022-04-01 → 2023-03-31vStandaloneNet sales (5-year summary)
Revenue¥9.8bn2021-04-01 → 2022-03-31vStandaloneNet sales (5-year summary)
Operating income¥2.2bn2025-04-01 → 2026-03-31StandaloneOperating income
Operating income¥2.3bn2024-04-01 → 2025-03-31StandaloneOperating income
Ordinary income¥2.2bn2025-04-01 → 2026-03-31StandaloneOrdinary income
Ordinary income¥2.3bn2024-04-01 → 2025-03-31StandaloneOrdinary income
Ordinary income¥1.6bn2023-04-01 → 2024-03-31vStandaloneOrdinary income loss (5-year summary)
Ordinary income¥1.6bn2022-04-01 → 2023-03-31vStandaloneOrdinary income loss (5-year summary)
Ordinary income¥1.4bn2021-04-01 → 2022-03-31vStandaloneOrdinary income loss (5-year summary)
Profit before tax¥2.2bn2025-04-01 → 2026-03-31StandaloneIncome before income taxes
Profit before tax¥2.3bn2024-04-01 → 2025-03-31StandaloneIncome before income taxes
Net income¥1.5bn2025-04-01 → 2026-03-31StandaloneProfit loss
Net income¥1.6bn2024-04-01 → 2025-03-31StandaloneProfit loss
Net income¥1.1bn2023-04-01 → 2024-03-31vStandaloneNet income loss (5-year summary)
Net income¥1.1bn2022-04-01 → 2023-03-31vStandaloneNet income loss (5-year summary)
Net income¥967m2021-04-01 → 2022-03-31vStandaloneNet income loss (5-year summary)
Total assets¥12.2bnat 2026-03-31StandaloneAssets
Total assets¥11.4bnat 2025-03-31StandaloneAssets
Total assets¥9.1bnat 2024-03-31vStandaloneTotal assets (5-year summary)
Total assets¥8.0bnat 2023-03-31vStandaloneTotal assets (5-year summary)
Total assets¥7.1bnat 2022-03-31vStandaloneTotal assets (5-year summary)
Total liabilities¥2.9bnat 2026-03-31StandaloneLiabilities
Total liabilities¥3.2bnat 2025-03-31StandaloneLiabilities
Net assets / equity¥9.3bnat 2026-03-31StandaloneNet assets
Net assets / equity¥8.2bnat 2025-03-31StandaloneNet assets
Net assets / equity¥7.0bnat 2024-03-31vStandaloneNet assets
Net assets / equity¥6.2bnat 2023-03-31vStandaloneNet assets (5-year summary)
Net assets / equity¥5.4bnat 2022-03-31vStandaloneNet assets (5-year summary)
Cash and deposits¥3.0bnat 2026-03-31StandaloneCash and deposits
Cash and deposits¥4.1bnat 2025-03-31StandaloneCash and deposits
Cash & equivalents¥2.8bnat 2026-03-31StandaloneCash and cash equivalents
Cash & equivalents¥3.9bnat 2025-03-31StandaloneCash and cash equivalents
Cash & equivalents¥2.2bnat 2024-03-31vStandaloneCash and cash equivalents
Cash & equivalents¥2.1bnat 2023-03-31vStandaloneCash and cash equivalents (5-year summary)
Cash & equivalents¥2.8bnat 2022-03-31vStandaloneCash and cash equivalents (5-year summary)
Operating cash flow−¥578m2025-04-01 → 2026-03-31StandaloneNet cash provided by used in operating activities
Operating cash flow¥2.1bn2024-04-01 → 2025-03-31StandaloneNet cash provided by used in operating activities
Operating cash flow¥511m2023-04-01 → 2024-03-31vStandaloneNet cash provided by used in operating activities (5-year summary)
Operating cash flow−¥222m2022-04-01 → 2023-03-31vStandaloneNet cash provided by used in operating activities (5-year summary)
Operating cash flow¥1.9bn2021-04-01 → 2022-03-31vStandaloneNet cash provided by used in operating activities (5-year summary)
Investing cash flow−¥81m2025-04-01 → 2026-03-31StandaloneNet cash provided by used in investment activities
Investing cash flow−¥78m2024-04-01 → 2025-03-31StandaloneNet cash provided by used in investment activities
Investing cash flow−¥44m2023-04-01 → 2024-03-31vStandaloneNet cash provided by used in investing activities (5-year summary)
Investing cash flow−¥154m2022-04-01 → 2023-03-31vStandaloneNet cash provided by used in investing activities (5-year summary)
Investing cash flow−¥42m2021-04-01 → 2022-03-31vStandaloneNet cash provided by used in investing activities (5-year summary)
Financing cash flow−¥478m2025-04-01 → 2026-03-31StandaloneNet cash provided by used in financing activities
Financing cash flow−¥348m2024-04-01 → 2025-03-31StandaloneNet cash provided by used in financing activities
Financing cash flow−¥348m2023-04-01 → 2024-03-31vStandaloneNet cash provided by used in financing activities (5-year summary)
Financing cash flow−¥317m2022-04-01 → 2023-03-31vStandaloneNet cash provided by used in financing activities (5-year summary)
Financing cash flow−¥596m2021-04-01 → 2022-03-31vStandaloneNet cash provided by used in financing activities (5-year summary)
EPS (basic)¥172.672025-04-01 → 2026-03-31StandaloneBasic earnings loss per share (5-year summary)
EPS (basic)¥181.212024-04-01 → 2025-03-31StandaloneBasic earnings loss per share (5-year summary)
EPS (basic)¥125.332023-04-01 → 2024-03-31vStandaloneBasic earnings loss per share (5-year summary)
EPS (basic)¥124.932022-04-01 → 2023-03-31vStandaloneBasic earnings loss per share (5-year summary)
EPS (basic)¥111.212021-04-01 → 2022-03-31vStandaloneBasic earnings loss per share (5-year summary)
Dividend per share¥552025-04-01 → 2026-03-31StandaloneDividend paid per share (5-year summary)
Dividend per share¥552024-04-01 → 2025-03-31StandaloneDividend paid per share (5-year summary)
Dividend per share¥802023-04-01 → 2024-03-31vStandaloneDividend paid per share (5-year summary)
Dividend per share¥802022-04-01 → 2023-03-31vStandaloneDividend paid per share (5-year summary)
Dividend per share¥732021-04-01 → 2022-03-31vStandaloneDividend paid per share (5-year summary)
Net assets per share¥1,072.04at 2026-03-31StandaloneNet assets per share (5-year summary)
Net assets per share¥945.32at 2025-03-31StandaloneNet assets per share (5-year summary)
Net assets per share¥803.57at 2024-03-31vStandaloneNet assets per share (5-year summary)
Net assets per share¥714.7at 2023-03-31vStandaloneNet assets per share (5-year summary)
Net assets per share¥625.27at 2022-03-31vStandaloneNet assets per share (5-year summary)
Equity ratio76.6%at 2026-03-31StandaloneEquity to asset ratio (5-year summary)
Equity ratio72.2%at 2025-03-31StandaloneEquity to asset ratio (5-year summary)
Equity ratio76.7%at 2024-03-31vStandaloneEquity to asset ratio (5-year summary)
Equity ratio77.5%at 2023-03-31vStandaloneEquity to asset ratio (5-year summary)
Equity ratio77.1%at 2022-03-31vStandaloneEquity to asset ratio (5-year summary)
ROE17.1%2025-04-01 → 2026-03-31StandaloneRate of return on equity (5-year summary)
ROE20.7%2024-04-01 → 2025-03-31StandaloneRate of return on equity (5-year summary)
ROE16.5%2023-04-01 → 2024-03-31vStandaloneRate of return on equity (5-year summary)
ROE18.6%2022-04-01 → 2023-03-31vStandaloneRate of return on equity (5-year summary)
ROE18.9%2021-04-01 → 2022-03-31vStandaloneRate of return on equity (5-year summary)
Shares issued8,699,600at 2026-03-31StandaloneTotal number of issued shares (5-year summary)
Shares issued8,699,600at 2025-03-31StandaloneTotal number of issued shares (5-year summary)
Shares issued4,349,800at 2024-03-31vStandaloneTotal number of issued shares (5-year summary)
Shares issued4,349,800at 2023-03-31vStandaloneTotal number of issued shares (5-year summary)
Shares issued4,349,800at 2022-03-31vStandaloneTotal number of issued shares (5-year summary)
Employees110at 2026-03-31StandaloneNumber of employees
Employees102at 2025-03-31StandaloneNumber of employees
Employees105at 2024-03-31vStandaloneNumber of employees
Employees101at 2023-03-31vStandaloneNumber of employees
Employees107at 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 · 847
ItemContextValueUnit
Name major shareholdersCurrentYearInstant_No6MajorShareholdersMember
Original text (Japanese)株式会社日本カストディ銀行(信託口)
Address major shareholdersCurrentYearInstant_No6MajorShareholdersMember
Original text (Japanese)東京都中央区晴海1-8-11
Name major shareholdersCurrentYearInstant_No7MajorShareholdersMember
Original text (Japanese)光通信KK投資事業有限責任組合
Address major shareholdersCurrentYearInstant_No7MajorShareholdersMember
Original text (Japanese)東京都豊島区西池袋1-4-10
Name major shareholdersCurrentYearInstant_No8MajorShareholdersMember
Original text (Japanese)鈴木 徹
Address major shareholdersCurrentYearInstant_No8MajorShareholdersMember
Original text (Japanese)茨城県水戸市
Name major shareholdersCurrentYearInstant_No9MajorShareholdersMember
Original text (Japanese)田中 俊恒
Address major shareholdersCurrentYearInstant_No9MajorShareholdersMember
Original text (Japanese)東京都文京区
Name major shareholdersCurrentYearInstant_No10MajorShareholdersMember
Original text (Japanese)松野 洋子
Address major shareholdersCurrentYearInstant_No10MajorShareholdersMember
Original text (Japanese)長崎県長崎市
Name major shareholdersCurrentYearInstant_No11MajorShareholdersMember
Original text (Japanese)鬼塚 麻紀子
Address major shareholdersCurrentYearInstant_No11MajorShareholdersMember
Original text (Japanese)神奈川県横浜市戸塚区
Issued shares voting rights (text)FilingDateInstantText · Plus
Description issued shares voting rightsCurrentYearInstant_SharesWithNoVotingRightsMember-
Description issued shares voting rightsCurrentYearInstant_SharesWithRestrictedVotingRightsTreasurySharesEtcMember-
Description issued shares voting rightsCurrentYearInstant_SharesWithRestrictedVotingRightsOtherMember-
Description issued shares voting rightsCurrentYearInstant_OrdinarySharesTreasurySharesSharesWithFullVotingRightsTreasurySharesEtcMember-
Description issued shares voting rightsCurrentYearInstant_OrdinarySharesSharesWithFullVotingRightsOtherMember
Original text (Japanese)完全議決権株式であり、権利内容に何ら限定のない当社における標準となる株式であります。
Description issued shares voting rightsCurrentYearInstant_OrdinarySharesSharesLessThanOneUnitMember-
Treasury shares etc (text)FilingDateInstantText · Plus
Name of shareholder treasury shares etcCurrentYearInstant_Row1Member
Original text (Japanese)TANAKEN株式会社
Address of shareholder treasury shares etcCurrentYearInstant_Row1Member
Original text (Japanese)東京都港区東新橋一丁目9番1号
Classes of shares etc (text)FilingDateInstantText · Plus
Acquisitions by resolution of shareholders meeting (text)FilingDateInstantText · Plus
Acquisitions by resolution of board of directors meeting (text)FilingDateInstantText · Plus
Acquisitions not based on resolution of shareholders meeting or board of directors meeting (text)FilingDateInstantText · Plus
Disposals or holding of acquired treasury shares (text)FilingDateInstantText · Plus
Dividend policy (text)FilingDateInstantText · Plus
Date of resolution dividends of surplusFilingDateInstant_Row1Member2026-05-08
Resolution dividends of surplusFilingDateInstant_Row1Member
Original text (Japanese)取締役会
Overview of corporate governance (text)FilingDateInstantText · Plus
Corporate governance company with corporate auditors (text)FilingDateInstantText · Plus
Information about officers (text)FilingDateInstantText · Plus
Official title or position information about directors and corporate auditorsFilingDateInstant_jpcrp030000-asr_E34486-000NakaoYasushiMember
Original text (Japanese)代表取締役(社長執行役員)
Name information about directors and corporate auditorsFilingDateInstant_jpcrp030000-asr_E34486-000NakaoYasushiMember
Original text (Japanese)中尾 安志
Date of birth information about directors and corporate auditorsFilingDateInstant_jpcrp030000-asr_E34486-000NakaoYasushiMember1962-02-19
Career summary information about directors and corporate auditors (text)FilingDateInstant_jpcrp030000-asr_E34486-000NakaoYasushiMemberText · Plus
Term of office information about directors and corporate auditorsFilingDateInstant_jpcrp030000-asr_E34486-000NakaoYasushiMember
Original text (Japanese)(注)3
Official title or position information about directors and corporate auditorsFilingDateInstant_jpcrp030000-asr_E34486-000UchidaMasamiMember
Original text (Japanese)取締役(専務執行役員) 本社統括兼コーポレート本部長
Name information about directors and corporate auditorsFilingDateInstant_jpcrp030000-asr_E34486-000UchidaMasamiMember
Original text (Japanese)内田 政美
Date of birth information about directors and corporate auditorsFilingDateInstant_jpcrp030000-asr_E34486-000UchidaMasamiMember1965-04-07
Career summary information about directors and corporate auditors (text)FilingDateInstant_jpcrp030000-asr_E34486-000UchidaMasamiMemberText · Plus
Term of office information about directors and corporate auditorsFilingDateInstant_jpcrp030000-asr_E34486-000UchidaMasamiMember
Original text (Japanese)(注)3
Official title or position information about directors and corporate auditorsFilingDateInstant_jpcrp030000-asr_E34486-000ShiraishiKenjiMember
Original text (Japanese)取締役(常務執行役員)施工本部長
Name information about directors and corporate auditorsFilingDateInstant_jpcrp030000-asr_E34486-000ShiraishiKenjiMember
Original text (Japanese)白石 憲治
Date of birth information about directors and corporate auditorsFilingDateInstant_jpcrp030000-asr_E34486-000ShiraishiKenjiMember1959-10-03
Career summary information about directors and corporate auditors (text)FilingDateInstant_jpcrp030000-asr_E34486-000ShiraishiKenjiMemberText · Plus
Term of office information about directors and corporate auditorsFilingDateInstant_jpcrp030000-asr_E34486-000ShiraishiKenjiMember
Original text (Japanese)(注)3
Official title or position information about directors and corporate auditorsFilingDateInstant_jpcrp030000-asr_E34486-000NakameTakaoMember
Original text (Japanese)取締役(注)1
Name information about directors and corporate auditorsFilingDateInstant_jpcrp030000-asr_E34486-000NakameTakaoMember
Original text (Japanese)中目 隆夫

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
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