Annual report

Period2024-04-01 → 2025-03-31
Filed2025-06-20
StandardJapan GAAP
ConsolidatedNo
Data checks13 of 13 passed
Key figures · 88
MetricValuePeriodScopeSource row
Revenue¥14.7bn2024-04-01 → 2025-03-31StandaloneNet sales
Revenue¥13.8bn2023-04-01 → 2024-03-31StandaloneNet sales
Revenue¥14.2bn2022-04-01 → 2023-03-31dStandaloneNet sales (5-year summary)
Revenue¥12.9bn2021-04-01 → 2022-03-31dStandaloneNet sales (5-year summary)
Revenue¥13.0bn2020-04-01 → 2021-03-31dStandaloneNet sales (5-year summary)
Operating income¥1.5bn2024-04-01 → 2025-03-31StandaloneOperating income
Operating income¥1.2bn2023-04-01 → 2024-03-31StandaloneOperating income
Ordinary income¥1.5bn2024-04-01 → 2025-03-31StandaloneOrdinary income
Ordinary income¥1.2bn2023-04-01 → 2024-03-31StandaloneOrdinary income
Ordinary income¥1.3bn2022-04-01 → 2023-03-31dStandaloneOrdinary income loss (5-year summary)
Ordinary income¥1.1bn2021-04-01 → 2022-03-31dStandaloneOrdinary income loss (5-year summary)
Ordinary income¥1.3bn2020-04-01 → 2021-03-31dStandaloneOrdinary income loss (5-year summary)
Profit before tax¥1.5bn2024-04-01 → 2025-03-31StandaloneIncome before income taxes
Profit before tax¥1.2bn2023-04-01 → 2024-03-31StandaloneIncome before income taxes
Net income¥1.0bn2024-04-01 → 2025-03-31StandaloneProfit loss
Net income¥835m2023-04-01 → 2024-03-31StandaloneProfit loss
Net income¥899m2022-04-01 → 2023-03-31dStandaloneNet income loss (5-year summary)
Net income¥764m2021-04-01 → 2022-03-31dStandaloneNet income loss (5-year summary)
Net income¥901m2020-04-01 → 2021-03-31dStandaloneNet income loss (5-year summary)
Total assets¥12.1bnat 2025-03-31StandaloneAssets
Total assets¥11.3bnat 2024-03-31StandaloneAssets
Total assets¥11.4bnat 2023-03-31dStandaloneTotal assets (5-year summary)
Total assets¥10.9bnat 2022-03-31dStandaloneTotal assets (5-year summary)
Total assets¥11.3bnat 2021-03-31dStandaloneTotal assets (5-year summary)
Total liabilities¥3.4bnat 2025-03-31StandaloneLiabilities
Total liabilities¥3.0bnat 2024-03-31StandaloneLiabilities
Net assets / equity¥8.7bnat 2025-03-31StandaloneNet assets
Net assets / equity¥8.3bnat 2024-03-31StandaloneNet assets
Net assets / equity¥8.0bnat 2023-03-31dStandaloneNet assets
Net assets / equity¥7.6bnat 2022-03-31dStandaloneNet assets (5-year summary)
Net assets / equity¥7.5bnat 2021-03-31dStandaloneNet assets (5-year summary)
Cash and deposits¥1.3bnat 2025-03-31StandaloneCash and deposits
Cash and deposits¥1.0bnat 2024-03-31StandaloneCash and deposits
Cash & equivalents¥3.9bnat 2025-03-31StandaloneCash and cash equivalents
Cash & equivalents¥3.9bnat 2024-03-31StandaloneCash and cash equivalents
Cash & equivalents¥3.4bnat 2023-03-31dStandaloneCash and cash equivalents
Cash & equivalents¥3.3bnat 2022-03-31dStandaloneCash and cash equivalents (5-year summary)
Cash & equivalents¥3.0bnat 2021-03-31dStandaloneCash and cash equivalents (5-year summary)
Operating cash flow¥692m2024-04-01 → 2025-03-31StandaloneNet cash provided by used in operating activities
Operating cash flow¥1.2bn2023-04-01 → 2024-03-31StandaloneNet cash provided by used in operating activities
Operating cash flow¥823m2022-04-01 → 2023-03-31dStandaloneNet cash provided by used in operating activities (5-year summary)
Operating cash flow¥1.3bn2021-04-01 → 2022-03-31dStandaloneNet cash provided by used in operating activities (5-year summary)
Operating cash flow−¥7m2020-04-01 → 2021-03-31dStandaloneNet cash provided by used in operating activities (5-year summary)
Investing cash flow−¥114m2024-04-01 → 2025-03-31StandaloneNet cash provided by used in investment activities
Investing cash flow−¥89m2023-04-01 → 2024-03-31StandaloneNet cash provided by used in investment activities
Investing cash flow−¥185m2022-04-01 → 2023-03-31dStandaloneNet cash provided by used in investing activities (5-year summary)
Investing cash flow−¥224m2021-04-01 → 2022-03-31dStandaloneNet cash provided by used in investing activities (5-year summary)
Investing cash flow−¥123m2020-04-01 → 2021-03-31dStandaloneNet cash provided by used in investing activities (5-year summary)
Financing cash flow−¥591m2024-04-01 → 2025-03-31StandaloneNet cash provided by used in financing activities
Financing cash flow−¥628m2023-04-01 → 2024-03-31StandaloneNet cash provided by used in financing activities
Financing cash flow−¥544m2022-04-01 → 2023-03-31dStandaloneNet cash provided by used in financing activities (5-year summary)
Financing cash flow−¥801m2021-04-01 → 2022-03-31dStandaloneNet cash provided by used in financing activities (5-year summary)
Financing cash flow−¥627m2020-04-01 → 2021-03-31dStandaloneNet cash provided by used in financing activities (5-year summary)
EPS (basic)¥425.542024-04-01 → 2025-03-31StandaloneBasic earnings loss per share (5-year summary)
EPS (basic)¥339.092023-04-01 → 2024-03-31StandaloneBasic earnings loss per share (5-year summary)
EPS (basic)¥3652022-04-01 → 2023-03-31dStandaloneBasic earnings loss per share (5-year summary)
EPS (basic)¥312.192021-04-01 → 2022-03-31dStandaloneBasic earnings loss per share (5-year summary)
EPS (basic)¥365.82020-04-01 → 2021-03-31dStandaloneBasic earnings loss per share (5-year summary)
Dividend per share¥3002024-04-01 → 2025-03-31StandaloneDividend paid per share (5-year summary)
Dividend per share¥2402023-04-01 → 2024-03-31StandaloneDividend paid per share (5-year summary)
Dividend per share¥2552022-04-01 → 2023-03-31dStandaloneDividend paid per share (5-year summary)
Dividend per share¥2202021-04-01 → 2022-03-31dStandaloneDividend paid per share (5-year summary)
Dividend per share¥3302020-04-01 → 2021-03-31dStandaloneDividend paid per share (5-year summary)
Net assets per share¥3,548.53at 2025-03-31StandaloneNet assets per share (5-year summary)
Net assets per share¥3,371.65at 2024-03-31StandaloneNet assets per share (5-year summary)
Net assets per share¥3,252.3at 2023-03-31dStandaloneNet assets per share (5-year summary)
Net assets per share¥3,101.54at 2022-03-31dStandaloneNet assets per share (5-year summary)
Net assets per share¥3,079.18at 2021-03-31dStandaloneNet assets per share (5-year summary)
Equity ratio71.9%at 2025-03-31StandaloneEquity to asset ratio (5-year summary)
Equity ratio73.3%at 2024-03-31StandaloneEquity to asset ratio (5-year summary)
Equity ratio70.1%at 2023-03-31dStandaloneEquity to asset ratio (5-year summary)
Equity ratio70.4%at 2022-03-31dStandaloneEquity to asset ratio (5-year summary)
Equity ratio66.2%at 2021-03-31dStandaloneEquity to asset ratio (5-year summary)
ROE12.3%2024-04-01 → 2025-03-31StandaloneRate of return on equity (5-year summary)
ROE10.2%2023-04-01 → 2024-03-31StandaloneRate of return on equity (5-year summary)
ROE11.5%2022-04-01 → 2023-03-31dStandaloneRate of return on equity (5-year summary)
ROE10.1%2021-04-01 → 2022-03-31dStandaloneRate of return on equity (5-year summary)
ROE12.4%2020-04-01 → 2021-03-31dStandaloneRate of return on equity (5-year summary)
Shares issued2,602,500at 2025-03-31StandaloneTotal number of issued shares (5-year summary)
Shares issued2,602,500at 2024-03-31StandaloneTotal number of issued shares (5-year summary)
Shares issued2,602,500at 2023-03-31dStandaloneTotal number of issued shares (5-year summary)
Shares issued2,602,500at 2022-03-31dStandaloneTotal number of issued shares (5-year summary)
Shares issued2,602,500at 2021-03-31dStandaloneTotal number of issued shares (5-year summary)
Employees274at 2025-03-31StandaloneNumber of employees
Employees265at 2024-03-31StandaloneNumber of employees
Employees268at 2023-03-31dStandaloneNumber of employees
Employees268at 2022-03-31dStandaloneNumber of employees
Employees264at 2021-03-31dStandaloneNumber 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 · 36
SegmentItemPeriodValue
Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segmentsrevenue2024-04-01 → 2025-03-31¥1.5bn
Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segmentsrevenue external2024-04-01 → 2025-03-31¥1.5bn
Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segmentssegment profit2024-04-01 → 2025-03-31¥211m
Groundreportable segmentrevenue2024-04-01 → 2025-03-31¥1.1bn
Groundreportable segmentrevenue external2024-04-01 → 2025-03-31¥1.1bn
Groundreportable segmentsegment profit2024-04-01 → 2025-03-31¥460m
Portreportable segmentrevenue2024-04-01 → 2025-03-31¥9.3bn
Portreportable segmentrevenue external2024-04-01 → 2025-03-31¥9.3bn
Portreportable segmentsegment profit2024-04-01 → 2025-03-31¥2.3bn
Undergroundreportable segmentrevenue2024-04-01 → 2025-03-31¥2.9bn
Undergroundreportable segmentrevenue external2024-04-01 → 2025-03-31¥2.9bn
Undergroundreportable segmentsegment profit2024-04-01 → 2025-03-31¥766m
—segment totalrevenue2024-04-01 → 2025-03-31¥13.2bn
—segment totalrevenue external2024-04-01 → 2025-03-31¥13.2bn
—segment totalsegment profit2024-04-01 → 2025-03-31¥3.6bn
Total Of Reportable Segments And Otherssegment totalrevenue2024-04-01 → 2025-03-31¥14.7bn
Total Of Reportable Segments And Otherssegment totalrevenue external2024-04-01 → 2025-03-31¥14.7bn
Total Of Reportable Segments And Otherssegment totalsegment profit2024-04-01 → 2025-03-31¥3.8bn
Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segmentsrevenue2023-04-01 → 2024-03-31¥1.9bn
Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segmentsrevenue external2023-04-01 → 2024-03-31¥1.9bn
Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segmentssegment profit2023-04-01 → 2024-03-31¥298m
Groundreportable segmentrevenue2023-04-01 → 2024-03-31¥973m
Groundreportable segmentrevenue external2023-04-01 → 2024-03-31¥973m
Groundreportable segmentsegment profit2023-04-01 → 2024-03-31¥443m
Portreportable segmentrevenue2023-04-01 → 2024-03-31¥8.2bn
Portreportable segmentrevenue external2023-04-01 → 2024-03-31¥8.2bn
Portreportable segmentsegment profit2023-04-01 → 2024-03-31¥1.9bn
Undergroundreportable segmentrevenue2023-04-01 → 2024-03-31¥2.8bn
Undergroundreportable segmentrevenue external2023-04-01 → 2024-03-31¥2.8bn
Undergroundreportable segmentsegment profit2023-04-01 → 2024-03-31¥730m
—segment totalrevenue2023-04-01 → 2024-03-31¥11.9bn
—segment totalrevenue external2023-04-01 → 2024-03-31¥11.9bn
—segment totalsegment profit2023-04-01 → 2024-03-31¥3.1bn
Total Of Reportable Segments And Otherssegment totalrevenue2023-04-01 → 2024-03-31¥13.8bn
Total Of Reportable Segments And Otherssegment totalrevenue external2023-04-01 → 2024-03-31¥13.8bn
Total Of Reportable Segments And Otherssegment totalsegment profit2023-04-01 → 2024-03-31¥3.4bn

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

All source rows · 1,252
ItemContextValueUnit
Name major shareholdersCurrentYearInstant_No1MajorShareholdersMember
Original text (Japanese)三井金属鉱業株式会社
Address major shareholdersCurrentYearInstant_No1MajorShareholdersMember
Original text (Japanese)東京都品川区大崎1-11-1
Name major shareholdersCurrentYearInstant_No2MajorShareholdersMember
Original text (Japanese)ナカボーテック取引先持株会
Address major shareholdersCurrentYearInstant_No2MajorShareholdersMember
Original text (Japanese)東京都中央区新川1-17-21
Name major shareholdersCurrentYearInstant_No3MajorShareholdersMember
Original text (Japanese)株式会社麻生
Address major shareholdersCurrentYearInstant_No3MajorShareholdersMember
Original text (Japanese)福岡県飯塚市芳雄町7-18
Name major shareholdersCurrentYearInstant_No4MajorShareholdersMember
Original text (Japanese)ナカボーテック社員持株会
Address major shareholdersCurrentYearInstant_No4MajorShareholdersMember
Original text (Japanese)東京都中央区新川1-17-21
Name major shareholdersCurrentYearInstant_No5MajorShareholdersMember
Original text (Japanese)日本生命保険相互会社
Address major shareholdersCurrentYearInstant_No5MajorShareholdersMember
Original text (Japanese)東京都千代田区丸の内1-6-6
Name major shareholdersCurrentYearInstant_No6MajorShareholdersMember
Original text (Japanese)中川 哲央
Address major shareholdersCurrentYearInstant_No6MajorShareholdersMember
Original text (Japanese)東京都国立市
Name major shareholdersCurrentYearInstant_No7MajorShareholdersMember
Original text (Japanese)合同会社ワイズ
Address major shareholdersCurrentYearInstant_No7MajorShareholdersMember
Original text (Japanese)東京都世田谷区等々力5-21-15
Name major shareholdersCurrentYearInstant_No8MajorShareholdersMember
Original text (Japanese)三井住友信託銀行株式会社
Address major shareholdersCurrentYearInstant_No8MajorShareholdersMember
Original text (Japanese)東京都千代田区丸の内1-4-1
Name major shareholdersCurrentYearInstant_No9MajorShareholdersMember
Original text (Japanese)株式会社三井住友銀行
Address major shareholdersCurrentYearInstant_No9MajorShareholdersMember
Original text (Japanese)東京都千代田区丸の内1-1-2
Name major shareholdersCurrentYearInstant_No10MajorShareholdersMember
Original text (Japanese)川部 英子
Address major shareholdersCurrentYearInstant_No10MajorShareholdersMember
Original text (Japanese)横浜市青葉区
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_OrdinarySharesSharesWithFullVotingRightsTreasurySharesEtcMember-
Description issued shares voting rightsCurrentYearInstant_OrdinarySharesSharesWithFullVotingRightsOtherMember-
Description issued shares voting rightsCurrentYearInstant_OrdinarySharesSharesLessThanOneUnitMember-
Treasury shares etc (text)FilingDateInstantText · Plus
Name of shareholder treasury shares etcCurrentYearInstant_Row1Member
Original text (Japanese)株式会社ナカボーテック
Address of shareholder treasury shares etcCurrentYearInstant_Row1Member
Original text (Japanese)東京都中央区新川1-17-21
Share ownership plans for directors and other officers and employees (text)FilingDateInstantText · Plus
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_Row1Member2025-06-27
Resolution dividends of surplusFilingDateInstant_Row1Member
Original text (Japanese)定時株主総会決議(予定)
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_E00260-000KimuraHiroshiMember
Original text (Japanese)代表取締役社長社長執行役員
Name information about directors and corporate auditorsFilingDateInstant_jpcrp030000-asr_E00260-000KimuraHiroshiMember
Original text (Japanese)木村 浩
Date of birth information about directors and corporate auditorsFilingDateInstant_jpcrp030000-asr_E00260-000KimuraHiroshiMember1962-01-23
Career summary information about directors and corporate auditors (text)FilingDateInstant_jpcrp030000-asr_E00260-000KimuraHiroshiMemberText · Plus
Term of office information about directors and corporate auditorsFilingDateInstant_jpcrp030000-asr_E00260-000KimuraHiroshiMember
Original text (Japanese)注3
Official title or position information about directors and corporate auditorsFilingDateInstant_jpcrp030000-asr_E00260-000FujiwaraHirokataMember
Original text (Japanese)常務取締役常務執行役員営業本部長
Name information about directors and corporate auditorsFilingDateInstant_jpcrp030000-asr_E00260-000FujiwaraHirokataMember
Original text (Japanese)藤原 博方
Date of birth information about directors and corporate auditorsFilingDateInstant_jpcrp030000-asr_E00260-000FujiwaraHirokataMember1958-11-27

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 2024-03-31pass
balance sheet identitynon_consolidated 2025-03-31pass
dei present pass
period resolution pass
statement vs summary · net assetsnon_consolidated 2023-03-31pass
statement vs summary · net assetsnon_consolidated 2024-03-31pass
statement vs summary · net assetsnon_consolidated 2025-03-31pass
statement vs summary · operating cash flownon_consolidated 2023-04-01/2024-03-31pass
statement vs summary · operating cash flownon_consolidated 2024-04-01/2025-03-31pass
statement vs summary · revenuenon_consolidated 2023-04-01/2024-03-31pass
statement vs summary · revenuenon_consolidated 2024-04-01/2025-03-31pass
statement vs summary · total assetsnon_consolidated 2024-03-31pass
statement vs summary · total assetsnon_consolidated 2025-03-31pass