Half-year report · HY

Period2025-04-01 → 2025-09-30
Filed2025-11-13
StandardJapan GAAP
ConsolidatedYes
Data checks14 of 14 passed
Key figures · 47
MetricValuePeriodScopeSource row
Revenue¥71.4bn2025-04-01 → 2025-09-30Cons.Net sales
Revenue¥170.3bn2024-04-01 → 2025-03-31Cons.Net sales (5-year summary)
Revenue¥68.0bn2024-04-01 → 2024-09-30Cons.Net sales
Operating income¥6.7bn2025-04-01 → 2025-09-30Cons.Operating income
Operating income¥4.8bn2024-04-01 → 2024-09-30Cons.Operating income
Ordinary income¥6.9bn2025-04-01 → 2025-09-30Cons.Ordinary income
Ordinary income¥14.4bn2024-04-01 → 2025-03-31Cons.Ordinary income loss (5-year summary)
Ordinary income¥4.9bn2024-04-01 → 2024-09-30Cons.Ordinary income
Profit before tax¥6.8bn2025-04-01 → 2025-09-30Cons.Income before income taxes
Profit before tax¥4.9bn2024-04-01 → 2024-09-30Cons.Income before income taxes
Net income (owners)¥4.9bn2025-04-01 → 2025-09-30Cons.Profit loss attributable to owners of parent
Net income (owners)¥10.4bn2024-04-01 → 2025-03-31Cons.Profit loss attributable to owners of parent (5-year summary)
Net income (owners)¥3.5bn2024-04-01 → 2024-09-30Cons.Profit loss attributable to owners of parent
Net income¥4.9bn2025-04-01 → 2025-09-30Cons.Profit loss
Net income¥3.5bn2024-04-01 → 2024-09-30Cons.Profit loss
Total assets¥183.8bnat 2025-09-30Cons.Assets
Total assets¥195.4bnat 2025-03-31Cons.Assets
Total assets¥176.8bnat 2024-09-30Cons.Total assets (5-year summary)
Total liabilities¥90.6bnat 2025-09-30Cons.Liabilities
Total liabilities¥106.9bnat 2025-03-31Cons.Liabilities
Net assets / equity¥93.2bnat 2025-09-30Cons.Net assets
Net assets / equity¥88.5bnat 2025-03-31Cons.Net assets
Net assets / equity¥81.6bnat 2024-09-30Cons.Net assets (5-year summary)
Cash and deposits¥9.4bnat 2025-09-30Cons.Cash and deposits
Cash and deposits¥11.3bnat 2025-03-31Cons.Cash and deposits
Cash & equivalents¥9.4bnat 2025-09-30Cons.Cash and cash equivalents
Cash & equivalents¥11.3bnat 2025-03-31Cons.Cash and cash equivalents
Cash & equivalents¥2.9bnat 2024-09-30Cons.Cash and cash equivalents
Cash & equivalents¥9.5bnat 2024-03-31vCons.Cash and cash equivalents
Operating cash flow¥14.7bn2025-04-01 → 2025-09-30Cons.Net cash provided by used in operating activities
Operating cash flow¥29.8bn2024-04-01 → 2025-03-31Cons.Net cash provided by used in operating activities (5-year summary)
Operating cash flow¥12.5bn2024-04-01 → 2024-09-30Cons.Net cash provided by used in operating activities
Investing cash flow−¥8.2bn2025-04-01 → 2025-09-30Cons.Net cash provided by used in investment activities
Investing cash flow−¥20.1bn2024-04-01 → 2025-03-31Cons.Net cash provided by used in investing activities (5-year summary)
Investing cash flow−¥10.9bn2024-04-01 → 2024-09-30Cons.Net cash provided by used in investment activities
Financing cash flow−¥8.4bn2025-04-01 → 2025-09-30Cons.Net cash provided by used in financing activities
Financing cash flow−¥7.9bn2024-04-01 → 2025-03-31Cons.Net cash provided by used in financing activities (5-year summary)
Financing cash flow−¥8.1bn2024-04-01 → 2024-09-30Cons.Net cash provided by used in financing activities
EPS (basic)¥55.542025-04-01 → 2025-09-30Cons.Basic earnings loss per share (5-year summary)
EPS (basic)¥118.072024-04-01 → 2025-03-31Cons.Basic earnings loss per share (5-year summary)
EPS (basic)¥39.562024-04-01 → 2024-09-30Cons.Basic earnings loss per share (5-year summary)
EPS (diluted)¥55.312025-04-01 → 2025-09-30Cons.Diluted earnings per share (5-year summary)
EPS (diluted)¥117.572024-04-01 → 2025-03-31Cons.Diluted earnings per share (5-year summary)
EPS (diluted)¥39.392024-04-01 → 2024-09-30Cons.Diluted earnings per share (5-year summary)
Equity ratio49.4%at 2025-09-30Cons.Equity to asset ratio (5-year summary)
Equity ratio44.1%at 2025-03-31Cons.Equity to asset ratio (5-year summary)
Equity ratio44.9%at 2024-09-30Cons.Equity to asset ratio (5-year summary)

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 · 54
SegmentItemPeriodValue
Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segmentsrevenue2025-04-01 → 2025-09-30¥1.7bn
Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segmentsrevenue external2025-04-01 → 2025-09-30¥751m
Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segmentsrevenue intersegment2025-04-01 → 2025-09-30¥967m
Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segmentssegment profit2025-04-01 → 2025-09-30¥119m
Reconciling Itemsreconcilingrevenue2025-04-01 → 2025-09-30−¥3.0bn
Reconciling Itemsreconcilingrevenue intersegment2025-04-01 → 2025-09-30−¥3.0bn
Reconciling Itemsreconcilingsegment profit2025-04-01 → 2025-09-30−¥1.4bn
Gasreportable segmentrevenue2025-04-01 → 2025-09-30¥42.3bn
Gasreportable segmentrevenue external2025-04-01 → 2025-09-30¥41.4bn
Gasreportable segmentrevenue intersegment2025-04-01 → 2025-09-30¥978m
Gasreportable segmentsegment profit2025-04-01 → 2025-09-30¥5.6bn
Other Energy Businessreportable segmentrevenue2025-04-01 → 2025-09-30¥17.1bn
Other Energy Businessreportable segmentrevenue external2025-04-01 → 2025-09-30¥16.2bn
Other Energy Businessreportable segmentrevenue intersegment2025-04-01 → 2025-09-30¥960m
Other Energy Businessreportable segmentsegment profit2025-04-01 → 2025-09-30¥698m
Powerreportable segmentrevenue2025-04-01 → 2025-09-30¥13.2bn
Powerreportable segmentrevenue external2025-04-01 → 2025-09-30¥13.1bn
Powerreportable segmentrevenue intersegment2025-04-01 → 2025-09-30¥118m
Powerreportable segmentsegment profit2025-04-01 → 2025-09-30¥1.7bn
—segment totalrevenue2025-04-01 → 2025-09-30¥72.7bn
—segment totalrevenue external2025-04-01 → 2025-09-30¥70.6bn
—segment totalrevenue intersegment2025-04-01 → 2025-09-30¥2.1bn
—segment totalsegment profit2025-04-01 → 2025-09-30¥7.9bn
Total Of Reportable Segments And Otherssegment totalrevenue2025-04-01 → 2025-09-30¥74.4bn
Total Of Reportable Segments And Otherssegment totalrevenue external2025-04-01 → 2025-09-30¥71.4bn
Total Of Reportable Segments And Otherssegment totalrevenue intersegment2025-04-01 → 2025-09-30¥3.0bn
Total Of Reportable Segments And Otherssegment totalsegment profit2025-04-01 → 2025-09-30¥8.0bn
Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segmentsrevenue2024-04-01 → 2024-09-30¥1.6bn
Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segmentsrevenue external2024-04-01 → 2024-09-30¥553m
Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segmentsrevenue intersegment2024-04-01 → 2024-09-30¥1.1bn
Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segmentssegment profit2024-04-01 → 2024-09-30¥17m
Reconciling Itemsreconcilingrevenue2024-04-01 → 2024-09-30−¥3.0bn
Reconciling Itemsreconcilingrevenue intersegment2024-04-01 → 2024-09-30−¥3.0bn
Reconciling Itemsreconcilingsegment profit2024-04-01 → 2024-09-30−¥1.2bn
Gasreportable segmentrevenue2024-04-01 → 2024-09-30¥39.9bn
Gasreportable segmentrevenue external2024-04-01 → 2024-09-30¥39.0bn
Gasreportable segmentrevenue intersegment2024-04-01 → 2024-09-30¥921m
Gasreportable segmentsegment profit2024-04-01 → 2024-09-30¥3.9bn
Other Energy Businessreportable segmentrevenue2024-04-01 → 2024-09-30¥15.7bn
Other Energy Businessreportable segmentrevenue external2024-04-01 → 2024-09-30¥14.8bn
Other Energy Businessreportable segmentrevenue intersegment2024-04-01 → 2024-09-30¥893m
Other Energy Businessreportable segmentsegment profit2024-04-01 → 2024-09-30¥385m
Powerreportable segmentrevenue2024-04-01 → 2024-09-30¥13.8bn
Powerreportable segmentrevenue external2024-04-01 → 2024-09-30¥13.7bn
Powerreportable segmentrevenue intersegment2024-04-01 → 2024-09-30¥111m
Powerreportable segmentsegment profit2024-04-01 → 2024-09-30¥1.7bn
—segment totalrevenue2024-04-01 → 2024-09-30¥69.4bn
—segment totalrevenue external2024-04-01 → 2024-09-30¥67.5bn
—segment totalrevenue intersegment2024-04-01 → 2024-09-30¥1.9bn
—segment totalsegment profit2024-04-01 → 2024-09-30¥6.0bn
Total Of Reportable Segments And Otherssegment totalrevenue2024-04-01 → 2024-09-30¥71.0bn
Total Of Reportable Segments And Otherssegment totalrevenue external2024-04-01 → 2024-09-30¥68.0bn
Total Of Reportable Segments And Otherssegment totalrevenue intersegment2024-04-01 → 2024-09-30¥3.0bn
Total Of Reportable Segments And Otherssegment totalsegment profit2024-04-01 → 2024-09-30¥6.0bn

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

All source rows · 523
ItemContextValueUnit
Identification of document subject to amendmentFilingDateInstant-
Report amendment flagFilingDateInstantfalse
Xbrl amendment flagFilingDateInstantfalse
Business results of group (text)FilingDateInstantText · Plus
Description of business (text)FilingDateInstantText · Plus
Business risks (text)FilingDateInstantText · Plus
Management analysis of financial position operating results and cash flows (text)FilingDateInstantText · Plus
Critical contracts (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)東京証券取引所プライム市場札幌証券取引所
Description issued shares total number of shares etcFilingDateInstant_OrdinaryShareMember
Original text (Japanese)単元株式数は100株であります。
Details of employee share option program (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
Major shareholders (text)FilingDateInstantText · Plus
Name major shareholdersInterimInstant_No1MajorShareholdersMember
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 shareholdersInterimInstant_No1MajorShareholdersMember
Original text (Japanese)東京都港区赤坂1丁目8番1号
Name major shareholdersInterimInstant_No2MajorShareholdersMember
Original text (Japanese)東京瓦斯株式会社
Address major shareholdersInterimInstant_No2MajorShareholdersMember
Original text (Japanese)東京都港区海岸1丁目5―20
Name major shareholdersInterimInstant_No3MajorShareholdersMember
Original text (Japanese)日本生命保険相互会社
Address major shareholdersInterimInstant_No3MajorShareholdersMember
Original text (Japanese)東京都千代田区丸の内1丁目6番6号
Name major shareholdersInterimInstant_No4MajorShareholdersMember
Original text (Japanese)株式会社北海道銀行
Address major shareholdersInterimInstant_No4MajorShareholdersMember
Original text (Japanese)札幌市中央区大通西4丁目1番地
Name major shareholdersInterimInstant_No5MajorShareholdersMember
Original text (Japanese)株式会社北洋銀行
Address major shareholdersInterimInstant_No5MajorShareholdersMember
Original text (Japanese)札幌市中央区大通西3丁目7
Name major shareholdersInterimInstant_No6MajorShareholdersMember
Original text (Japanese)北海道信用農業協同組合連合会
Address major shareholdersInterimInstant_No6MajorShareholdersMember
Original text (Japanese)札幌市中央区北四条西1丁目1番地
Name major shareholdersInterimInstant_No7MajorShareholdersMember
Original text (Japanese)北海道瓦斯従業員持株会
Address major shareholdersInterimInstant_No7MajorShareholdersMember
Original text (Japanese)札幌市東区北七条東2丁目1―1
Name major shareholdersInterimInstant_No8MajorShareholdersMember
Original text (Japanese)ヨシダ トモヒロ
Address major shareholdersInterimInstant_No8MajorShareholdersMember
Original text (Japanese)大阪府大阪市淀川区
Name major shareholdersInterimInstant_No9MajorShareholdersMember
Original text (Japanese)みずほ信託銀行株式会社退職給付信託みずほ銀行口再信託受託者株式会社日本カストディ銀行
Address major shareholdersInterimInstant_No9MajorShareholdersMember
Original text (Japanese)東京都中央区晴海1丁目8番12号
Name major shareholdersInterimInstant_No10MajorShareholdersMember
Original text (Japanese)札幌市
Address major shareholdersInterimInstant_No10MajorShareholdersMember
Original text (Japanese)札幌市中央区北一条西2丁目
Issued shares voting rights (text)FilingDateInstantText · Plus
Description issued shares voting rightsInterimInstant_SharesWithNoVotingRightsMember-
Description issued shares voting rightsInterimInstant_SharesWithRestrictedVotingRightsTreasurySharesEtcMember-
Description issued shares voting rightsInterimInstant_SharesWithRestrictedVotingRightsOtherMember-
Description issued shares voting rightsInterimInstant_OrdinarySharesTreasurySharesSharesWithFullVotingRightsTreasurySharesEtcMember-
Description issued shares voting rightsInterimInstant_OrdinarySharesSharesWithFullVotingRightsOtherMember-
Description issued shares voting rightsInterimInstant_OrdinarySharesSharesLessThanOneUnitMember-
Treasury shares etc (text)FilingDateInstantText · Plus
Name of shareholder treasury shares etcInterimInstant_Row1Member
Original text (Japanese)北海道瓦斯株式会社
Address of shareholder treasury shares etcInterimInstant_Row1Member
Original text (Japanese)札幌市東区北7条東2丁目1番1号
Information about officers (text)FilingDateInstantText · Plus
Description of fact that consolidated financial statements have been prepared in accordance with special ordinance or regulations for industry in appended list financial informationInterimDurationText · 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 · 14 of 14 passed
balance sheet identityconsolidated 2025-03-31pass
balance sheet identityconsolidated 2025-09-30pass
dei present pass
period resolution pass
statement vs summary · net assetsconsolidated 2025-03-31pass
statement vs summary · net assetsconsolidated 2025-09-30pass
statement vs summary · net income attributable to parentconsolidated 2024-04-01/2024-09-30pass
statement vs summary · net income attributable to parentconsolidated 2025-04-01/2025-09-30pass
statement vs summary · operating cash flowconsolidated 2024-04-01/2024-09-30pass
statement vs summary · operating cash flowconsolidated 2025-04-01/2025-09-30pass
statement vs summary · revenueconsolidated 2024-04-01/2024-09-30pass
statement vs summary · revenueconsolidated 2025-04-01/2025-09-30pass
statement vs summary · total assetsconsolidated 2025-03-31pass
statement vs summary · total assetsconsolidated 2025-09-30pass