Annual report

Period2017-04-01 → 2018-03-31
Filed2022-06-28
StandardJapan GAAP
ConsolidatedNo
Data checks13 of 13 passed

Amends S100DIFI.

Key figures · 88
MetricValuePeriodScopeSource row
Revenue¥96.3bn2017-04-01 → 2018-03-31StandaloneNet sales
Revenue¥75.8bn2016-04-01 → 2017-03-31StandaloneNet sales
Revenue¥91.3bn2015-04-01 → 2016-03-31dStandaloneNet sales (5-year summary)
Revenue¥86.2bn2014-04-01 → 2015-03-31dStandaloneNet sales (5-year summary)
Revenue¥97.7bn2013-04-01 → 2014-03-31dStandaloneNet sales (5-year summary)
Operating income¥5.6bn2017-04-01 → 2018-03-31StandaloneOperating income
Operating income¥4.8bn2016-04-01 → 2017-03-31StandaloneOperating income
Ordinary income¥5.7bn2017-04-01 → 2018-03-31StandaloneOrdinary income
Ordinary income¥4.8bn2016-04-01 → 2017-03-31StandaloneOrdinary income
Ordinary income¥4.7bn2015-04-01 → 2016-03-31dStandaloneOrdinary income loss (5-year summary)
Ordinary income¥4.4bn2014-04-01 → 2015-03-31dStandaloneOrdinary income loss (5-year summary)
Ordinary income¥1.6bn2013-04-01 → 2014-03-31dStandaloneOrdinary income loss (5-year summary)
Profit before tax¥5.6bn2017-04-01 → 2018-03-31StandaloneIncome before income taxes
Profit before tax¥4.8bn2016-04-01 → 2017-03-31StandaloneIncome before income taxes
Net income¥3.8bn2017-04-01 → 2018-03-31StandaloneProfit loss
Net income¥3.1bn2016-04-01 → 2017-03-31StandaloneProfit loss
Net income¥2.9bn2015-04-01 → 2016-03-31dStandaloneNet income loss (5-year summary)
Net income¥3.8bn2014-04-01 → 2015-03-31dStandaloneNet income loss (5-year summary)
Net income¥2.2bn2013-04-01 → 2014-03-31dStandaloneNet income loss (5-year summary)
Total assets¥93.8bnat 2018-03-31StandaloneAssets
Total assets¥91.2bnat 2017-03-31StandaloneAssets
Total assets¥89.9bnat 2016-03-31dStandaloneTotal assets (5-year summary)
Total assets¥82.5bnat 2015-03-31dStandaloneTotal assets (5-year summary)
Total assets¥78.3bnat 2014-03-31dStandaloneTotal assets (5-year summary)
Total liabilities¥32.8bnat 2018-03-31StandaloneLiabilities
Total liabilities¥32.8bnat 2017-03-31StandaloneLiabilities
Net assets / equity¥61.0bnat 2018-03-31StandaloneNet assets
Net assets / equity¥58.4bnat 2017-03-31StandaloneNet assets
Net assets / equity¥56.4bnat 2016-03-31dStandaloneNet assets
Net assets / equity¥54.5bnat 2015-03-31dStandaloneNet assets (5-year summary)
Net assets / equity¥50.3bnat 2014-03-31dStandaloneNet assets (5-year summary)
Cash and deposits¥8.4bnat 2018-03-31StandaloneCash and deposits
Cash and deposits¥10.8bnat 2017-03-31StandaloneCash and deposits
Cash & equivalents¥8.7bnat 2018-03-31StandaloneCash and cash equivalents
Cash & equivalents¥11.1bnat 2017-03-31StandaloneCash and cash equivalents
Cash & equivalents¥11.5bnat 2016-03-31dStandaloneCash and cash equivalents
Cash & equivalents¥15.8bnat 2015-03-31dStandaloneCash and cash equivalents (5-year summary)
Cash & equivalents¥9.1bnat 2014-03-31dStandaloneCash and cash equivalents (5-year summary)
Operating cash flow−¥1.9bn2017-04-01 → 2018-03-31StandaloneNet cash provided by used in operating activities
Operating cash flow¥4.3bn2016-04-01 → 2017-03-31StandaloneNet cash provided by used in operating activities
Operating cash flow−¥1.7bn2015-04-01 → 2016-03-31dStandaloneNet cash provided by used in operating activities (5-year summary)
Operating cash flow¥4.0bn2014-04-01 → 2015-03-31dStandaloneNet cash provided by used in operating activities (5-year summary)
Operating cash flow−¥10.3bn2013-04-01 → 2014-03-31dStandaloneNet cash provided by used in operating activities (5-year summary)
Investing cash flow¥872m2017-04-01 → 2018-03-31StandaloneNet cash provided by used in investment activities
Investing cash flow−¥3.2bn2016-04-01 → 2017-03-31StandaloneNet cash provided by used in investment activities
Investing cash flow−¥2.2bn2015-04-01 → 2016-03-31dStandaloneNet cash provided by used in investing activities (5-year summary)
Investing cash flow¥3.0bn2014-04-01 → 2015-03-31dStandaloneNet cash provided by used in investing activities (5-year summary)
Investing cash flow¥6.1bn2013-04-01 → 2014-03-31dStandaloneNet cash provided by used in investing activities (5-year summary)
Financing cash flow−¥1.3bn2017-04-01 → 2018-03-31StandaloneNet cash provided by used in financing activities
Financing cash flow−¥1.6bn2016-04-01 → 2017-03-31StandaloneNet cash provided by used in financing activities
Financing cash flow−¥367m2015-04-01 → 2016-03-31dStandaloneNet cash provided by used in financing activities (5-year summary)
Financing cash flow−¥328m2014-04-01 → 2015-03-31dStandaloneNet cash provided by used in financing activities (5-year summary)
Financing cash flow−¥1.1bn2013-04-01 → 2014-03-31dStandaloneNet cash provided by used in financing activities (5-year summary)
EPS (basic)¥734.932017-04-01 → 2018-03-31StandaloneBasic earnings loss per share (5-year summary)
EPS (basic)¥576.092016-04-01 → 2017-03-31StandaloneBasic earnings loss per share (5-year summary)
EPS (basic)¥103.122015-04-01 → 2016-03-31dStandaloneBasic earnings loss per share (5-year summary)
EPS (basic)¥137.222014-04-01 → 2015-03-31dStandaloneBasic earnings loss per share (5-year summary)
EPS (basic)¥75.562013-04-01 → 2014-03-31dStandaloneBasic earnings loss per share (5-year summary)
Dividend per share¥1002017-04-01 → 2018-03-31StandaloneDividend paid per share (5-year summary)
Dividend per share¥202016-04-01 → 2017-03-31StandaloneDividend paid per share (5-year summary)
Dividend per share¥152015-04-01 → 2016-03-31dStandaloneDividend paid per share (5-year summary)
Dividend per share¥132014-04-01 → 2015-03-31dStandaloneDividend paid per share (5-year summary)
Dividend per share¥11.52013-04-01 → 2014-03-31dStandaloneDividend paid per share (5-year summary)
Net assets per share¥11,937.51at 2018-03-31StandaloneNet assets per share (5-year summary)
Net assets per share¥11,108.36at 2017-03-31StandaloneNet assets per share (5-year summary)
Net assets per share¥2,016.72at 2016-03-31dStandaloneNet assets per share (5-year summary)
Net assets per share¥1,947.1at 2015-03-31dStandaloneNet assets per share (5-year summary)
Net assets per share¥1,797.27at 2014-03-31dStandaloneNet assets per share (5-year summary)
Equity ratio65.0%at 2018-03-31StandaloneEquity to asset ratio (5-year summary)
Equity ratio64.0%at 2017-03-31StandaloneEquity to asset ratio (5-year summary)
Equity ratio62.7%at 2016-03-31dStandaloneEquity to asset ratio (5-year summary)
Equity ratio66.0%at 2015-03-31dStandaloneEquity to asset ratio (5-year summary)
Equity ratio64.2%at 2014-03-31dStandaloneEquity to asset ratio (5-year summary)
ROE6.4%2017-04-01 → 2018-03-31StandaloneRate of return on equity (5-year summary)
ROE5.5%2016-04-01 → 2017-03-31StandaloneRate of return on equity (5-year summary)
ROE5.2%2015-04-01 → 2016-03-31dStandaloneRate of return on equity (5-year summary)
ROE7.3%2014-04-01 → 2015-03-31dStandaloneRate of return on equity (5-year summary)
ROE4.4%2013-04-01 → 2014-03-31dStandaloneRate of return on equity (5-year summary)
Shares issued6,340,000at 2018-03-31StandaloneTotal number of issued shares (5-year summary)
Shares issued31,704,000at 2017-03-31StandaloneTotal number of issued shares (5-year summary)
Shares issued31,704,000at 2016-03-31dStandaloneTotal number of issued shares (5-year summary)
Shares issued31,704,000at 2015-03-31dStandaloneTotal number of issued shares (5-year summary)
Shares issued31,704,000at 2014-03-31dStandaloneTotal number of issued shares (5-year summary)
Employees809at 2018-03-31StandaloneNumber of employees
Employees805at 2017-03-31StandaloneNumber of employees
Employees798at 2016-03-31dStandaloneNumber of employees
Employees798at 2015-03-31dStandaloneNumber of employees
Employees784at 2014-03-31dStandaloneNumber 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 · 46
SegmentItemPeriodValue
Constructionreportable segmentdepreciation2017-04-01 → 2018-03-31¥149m
Constructionreportable segmentrevenue2017-04-01 → 2018-03-31¥64.7bn
Constructionreportable segmentrevenue external2017-04-01 → 2018-03-31¥64.7bn
Constructionreportable segmentsegment assetsat 2018-03-31¥44.2bn
Constructionreportable segmentsegment profit2017-04-01 → 2018-03-31¥8.2bn
Public Worksreportable segmentcapex2017-04-01 → 2018-03-31¥79m
Public Worksreportable segmentdepreciation2017-04-01 → 2018-03-31¥73m
Public Worksreportable segmentrevenue2017-04-01 → 2018-03-31¥31.5bn
Public Worksreportable segmentrevenue external2017-04-01 → 2018-03-31¥31.5bn
Public Worksreportable segmentsegment assetsat 2018-03-31¥18.2bn
Public Worksreportable segmentsegment profit2017-04-01 → 2018-03-31¥3.1bn
—segment totalcapex2017-04-01 → 2018-03-31¥79m
—segment totaldepreciation2017-04-01 → 2018-03-31¥222m
—segment totalrevenue2017-04-01 → 2018-03-31¥96.3bn
—segment totalrevenue external2017-04-01 → 2018-03-31¥96.3bn
—segment totalsegment assetsat 2018-03-31¥62.4bn
—segment totalsegment profit2017-04-01 → 2018-03-31¥11.3bn
Total Of Reportable Segments And Otherssegment totalcapex2017-04-01 → 2018-03-31¥79m
Total Of Reportable Segments And Otherssegment totaldepreciation2017-04-01 → 2018-03-31¥222m
Total Of Reportable Segments And Otherssegment totalrevenue2017-04-01 → 2018-03-31¥96.3bn
Total Of Reportable Segments And Otherssegment totalrevenue external2017-04-01 → 2018-03-31¥96.3bn
Total Of Reportable Segments And Otherssegment totalsegment assetsat 2018-03-31¥62.4bn
Total Of Reportable Segments And Otherssegment totalsegment profit2017-04-01 → 2018-03-31¥11.3bn
Constructionreportable segmentdepreciation2016-04-01 → 2017-03-31¥97m
Constructionreportable segmentrevenue2016-04-01 → 2017-03-31¥46.0bn
Constructionreportable segmentrevenue external2016-04-01 → 2017-03-31¥46.0bn
Constructionreportable segmentsegment assetsat 2017-03-31¥34.6bn
Constructionreportable segmentsegment profit2016-04-01 → 2017-03-31¥7.3bn
Public Worksreportable segmentcapex2016-04-01 → 2017-03-31¥213m
Public Worksreportable segmentdepreciation2016-04-01 → 2017-03-31¥63m
Public Worksreportable segmentrevenue2016-04-01 → 2017-03-31¥29.8bn
Public Worksreportable segmentrevenue external2016-04-01 → 2017-03-31¥29.8bn
Public Worksreportable segmentsegment assetsat 2017-03-31¥21.7bn
Public Worksreportable segmentsegment profit2016-04-01 → 2017-03-31¥2.5bn
—segment totalcapex2016-04-01 → 2017-03-31¥213m
—segment totaldepreciation2016-04-01 → 2017-03-31¥161m
—segment totalrevenue2016-04-01 → 2017-03-31¥75.8bn
—segment totalrevenue external2016-04-01 → 2017-03-31¥75.8bn
—segment totalsegment assetsat 2017-03-31¥56.3bn
—segment totalsegment profit2016-04-01 → 2017-03-31¥9.8bn
Total Of Reportable Segments And Otherssegment totalcapex2016-04-01 → 2017-03-31¥213m
Total Of Reportable Segments And Otherssegment totaldepreciation2016-04-01 → 2017-03-31¥161m
Total Of Reportable Segments And Otherssegment totalrevenue2016-04-01 → 2017-03-31¥75.8bn
Total Of Reportable Segments And Otherssegment totalrevenue external2016-04-01 → 2017-03-31¥75.8bn
Total Of Reportable Segments And Otherssegment totalsegment assetsat 2017-03-31¥56.3bn
Total Of Reportable Segments And Otherssegment totalsegment profit2016-04-01 → 2017-03-31¥9.8bn

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

All source rows · 841
ItemContextValueUnit
Current fiscal year end dateFilingDateInstant2018-03-31
Previous fiscal year start dateFilingDateInstant2016-04-01
Comparative period end dateFilingDateInstant2017-03-31
Previous fiscal year end dateFilingDateInstant2017-03-31
Next fiscal year start dateFilingDateInstant-
End date of quarterly or semi annual period of next fiscal yearFilingDateInstant-
Amendment flagFilingDateInstanttrue
Identification of document subject to amendmentFilingDateInstantS100DIFI
Report amendment flagFilingDateInstanttrue
Xbrl amendment flagFilingDateInstantfalse
Business results of reporting company (text)FilingDateInstantText · Plus
Company history (text)FilingDateInstantText · Plus
Description of business (text)FilingDateInstantText · Plus
Overview of affiliated entities (text)FilingDateInstantText · Plus
Information about employees (text)FilingDateInstantText · Plus
Comments at beginning about overview of business (text)FilingDateInstantText · Plus
Business policy business environment issues to address etc (text)FilingDateInstantText · Plus
Business risks (text)FilingDateInstantText · Plus
Management analysis of financial position operating results and cash flows (text)FilingDateInstantText · Plus
Critical contracts for operation na (text)FilingDateInstantText · Plus
Research and development activities (text)FilingDateInstantText · Plus
Comments at beginning about information about facilities (text)FilingDateInstantText · Plus
Overview of capital expenditures etc (text)FilingDateInstantText · Plus
Major facilities (text)FilingDateInstantText · Plus
Planned additions retirements etc of facilities na (text)FilingDateInstantText · Plus
Total number of shares (text)FilingDateInstantText · Plus
Issued shares total number of shares etc (text)FilingDateInstantText · Plus
Details of employee share option program na (text)FilingDateInstantText · Plus
Description of rights plan na (text)FilingDateInstantText · Plus
Other information about share acquisition rights na (text)FilingDateInstantText · Plus
Exercises etc of moving strike convertible bonds etc na (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)有限会社百栄
Address major shareholdersCurrentYearInstant_No1MajorShareholdersMember
Original text (Japanese)岡山市北区今4―9―23
Name major shareholdersCurrentYearInstant_No2MajorShareholdersMember
Original text (Japanese)公益財団法人大本育英会
Address major shareholdersCurrentYearInstant_No2MajorShareholdersMember
Original text (Japanese)岡山市北区内山下1―1―13
Name major shareholdersCurrentYearInstant_No3MajorShareholdersMember
Original text (Japanese)有限会社大百興産
Address major shareholdersCurrentYearInstant_No3MajorShareholdersMember
Original text (Japanese)岡山市北区今4―9―23
Name major shareholdersCurrentYearInstant_No4MajorShareholdersMember
Original text (Japanese)株式会社中国銀行
Address major shareholdersCurrentYearInstant_No4MajorShareholdersMember
Original text (Japanese)岡山市北区丸の内1―15―20
Name major shareholdersCurrentYearInstant_No5MajorShareholdersMember
Original text (Japanese)大本組従業員持株会
Address major shareholdersCurrentYearInstant_No5MajorShareholdersMember
Original text (Japanese)岡山市北区内山下1―1―13
Name major shareholdersCurrentYearInstant_No6MajorShareholdersMember
Original text (Japanese)日本マスタートラスト信託銀行株式会社(信託口)
Address major shareholdersCurrentYearInstant_No6MajorShareholdersMember
Original text (Japanese)東京都港区浜松町2―11―3
Name major shareholdersCurrentYearInstant_No7MajorShareholdersMember
Original text (Japanese)日本トラスティ・サービス信託銀行株式会社(信託口)
Address major shareholdersCurrentYearInstant_No7MajorShareholdersMember
Original text (Japanese)東京都中央区晴海1―8―11
Name major shareholdersCurrentYearInstant_No8MajorShareholdersMember
Original text (Japanese)MSIP CLIENT SECURITIES(常任代理人 モルガン・スタンレーMUFG証券株式会社)
Address major shareholdersCurrentYearInstant_No8MajorShareholdersMemberText · Plus

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 2017-03-31pass rounding
balance sheet identitynon_consolidated 2018-03-31pass rounding
dei present pass
period resolution pass
statement vs summary · net assetsnon_consolidated 2016-03-31pass
statement vs summary · net assetsnon_consolidated 2017-03-31pass
statement vs summary · net assetsnon_consolidated 2018-03-31pass
statement vs summary · operating cash flownon_consolidated 2016-04-01/2017-03-31pass
statement vs summary · operating cash flownon_consolidated 2017-04-01/2018-03-31pass
statement vs summary · revenuenon_consolidated 2016-04-01/2017-03-31pass
statement vs summary · revenuenon_consolidated 2017-04-01/2018-03-31pass
statement vs summary · total assetsnon_consolidated 2017-03-31pass
statement vs summary · total assetsnon_consolidated 2018-03-31pass