Half-year report · HY

Period2025-04-01 → 2025-09-30
Filed2025-11-12
StandardJapan GAAP
ConsolidatedYes
Data checks14 of 14 passed
Key figures · 44
MetricValuePeriodScopeSource row
Revenue¥412.0bn2025-04-01 → 2025-09-30Cons.Net sales
Revenue¥902.1bn2024-04-01 → 2025-03-31Cons.Net sales (5-year summary)
Revenue¥416.7bn2024-04-01 → 2024-09-30Cons.Net sales
Operating income¥68.0bn2025-04-01 → 2025-09-30Cons.Operating income
Operating income¥56.2bn2024-04-01 → 2024-09-30Cons.Operating income
Ordinary income¥61.9bn2025-04-01 → 2025-09-30Cons.Ordinary income
Ordinary income¥64.1bn2024-04-01 → 2025-03-31Cons.Ordinary income loss (5-year summary)
Ordinary income¥50.8bn2024-04-01 → 2024-09-30Cons.Ordinary income
Profit before tax¥62.7bn2025-04-01 → 2025-09-30Cons.Income before income taxes
Profit before tax¥70.5bn2024-04-01 → 2024-09-30Cons.Income before income taxes
Net income (owners)¥44.8bn2025-04-01 → 2025-09-30Cons.Profit loss attributable to owners of parent
Net income (owners)¥64.2bn2024-04-01 → 2025-03-31Cons.Profit loss attributable to owners of parent (5-year summary)
Net income (owners)¥50.7bn2024-04-01 → 2024-09-30Cons.Profit loss attributable to owners of parent
Net income¥45.0bn2025-04-01 → 2025-09-30Cons.Profit loss
Net income¥50.8bn2024-04-01 → 2024-09-30Cons.Profit loss
Total assets¥2.38Tat 2025-09-30Cons.Assets
Total assets¥2.24Tat 2025-03-31Cons.Assets
Total assets¥2.13Tat 2024-09-30Cons.Total assets (5-year summary)
Total liabilities¥1.92Tat 2025-09-30Cons.Liabilities
Total liabilities¥1.84Tat 2025-03-31Cons.Liabilities
Net assets / equity¥458.1bnat 2025-09-30Cons.Net assets
Net assets / equity¥407.3bnat 2025-03-31Cons.Net assets
Net assets / equity¥381.2bnat 2024-09-30Cons.Net assets (5-year summary)
Cash and deposits¥203.1bnat 2025-09-30Cons.Cash and deposits
Cash and deposits¥156.3bnat 2025-03-31Cons.Cash and deposits
Cash & equivalents¥203.1bnat 2025-09-30Cons.Cash and cash equivalents
Cash & equivalents¥156.3bnat 2025-03-31Cons.Cash and cash equivalents
Cash & equivalents¥118.1bnat 2024-09-30Cons.Cash and cash equivalents
Cash & equivalents¥110.7bnat 2024-03-31vCons.Cash and cash equivalents
Operating cash flow¥41.7bn2025-04-01 → 2025-09-30Cons.Net cash provided by used in operating activities
Operating cash flow¥125.6bn2024-04-01 → 2025-03-31Cons.Net cash provided by used in operating activities (5-year summary)
Operating cash flow¥57.9bn2024-04-01 → 2024-09-30Cons.Net cash provided by used in operating activities
Investing cash flow−¥86.7bn2025-04-01 → 2025-09-30Cons.Net cash provided by used in investment activities
Investing cash flow−¥90.7bn2024-04-01 → 2025-03-31Cons.Net cash provided by used in investing activities (5-year summary)
Investing cash flow−¥11.4bn2024-04-01 → 2024-09-30Cons.Net cash provided by used in investment activities
Financing cash flow¥91.8bn2025-04-01 → 2025-09-30Cons.Net cash provided by used in financing activities
Financing cash flow¥10.7bn2024-04-01 → 2025-03-31Cons.Net cash provided by used in financing activities (5-year summary)
Financing cash flow−¥39.1bn2024-04-01 → 2024-09-30Cons.Net cash provided by used in financing activities
EPS (basic)¥214.892025-04-01 → 2025-09-30Cons.Basic earnings loss per share (5-year summary)
EPS (basic)¥305.92024-04-01 → 2025-03-31Cons.Basic earnings loss per share (5-year summary)
EPS (basic)¥243.412024-04-01 → 2024-09-30Cons.Basic earnings loss per share (5-year summary)
Equity ratio18.6%at 2025-09-30Cons.Equity to asset ratio (5-year summary)
Equity ratio17.5%at 2025-03-31Cons.Equity to asset ratio (5-year summary)
Equity ratio17.2%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 · 46
SegmentItemPeriodValue
Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segmentsrevenue2025-04-01 → 2025-09-30¥66.0bn
Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segmentsrevenue external2025-04-01 → 2025-09-30¥20.5bn
Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segmentsrevenue intersegment2025-04-01 → 2025-09-30¥45.5bn
Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segmentssegment ordinary income2025-04-01 → 2025-09-30¥5.5bn
Reconciling Itemsreconcilingrevenue2025-04-01 → 2025-09-30−¥156.2bn
Reconciling Itemsreconcilingrevenue intersegment2025-04-01 → 2025-09-30−¥156.2bn
Reconciling Itemsreconcilingsegment ordinary income2025-04-01 → 2025-09-30−¥2.4bn
Hokkaido Electric Powerreportable segmentrevenue2025-04-01 → 2025-09-30¥352.1bn
Hokkaido Electric Powerreportable segmentrevenue external2025-04-01 → 2025-09-30¥325.6bn
Hokkaido Electric Powerreportable segmentrevenue intersegment2025-04-01 → 2025-09-30¥26.6bn
Hokkaido Electric Powerreportable segmentsegment ordinary income2025-04-01 → 2025-09-30¥54.3bn
Hokkaido Electric Power Networkreportable segmentrevenue2025-04-01 → 2025-09-30¥150.0bn
Hokkaido Electric Power Networkreportable segmentrevenue external2025-04-01 → 2025-09-30¥65.9bn
Hokkaido Electric Power Networkreportable segmentrevenue intersegment2025-04-01 → 2025-09-30¥84.1bn
Hokkaido Electric Power Networkreportable segmentsegment ordinary income2025-04-01 → 2025-09-30¥4.5bn
—segment totalrevenue2025-04-01 → 2025-09-30¥502.2bn
—segment totalrevenue external2025-04-01 → 2025-09-30¥391.5bn
—segment totalrevenue intersegment2025-04-01 → 2025-09-30¥110.7bn
—segment totalsegment ordinary income2025-04-01 → 2025-09-30¥58.8bn
Total Of Reportable Segments And Otherssegment totalrevenue2025-04-01 → 2025-09-30¥568.2bn
Total Of Reportable Segments And Otherssegment totalrevenue external2025-04-01 → 2025-09-30¥412.0bn
Total Of Reportable Segments And Otherssegment totalrevenue intersegment2025-04-01 → 2025-09-30¥156.2bn
Total Of Reportable Segments And Otherssegment totalsegment ordinary income2025-04-01 → 2025-09-30¥64.3bn
Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segmentsrevenue2024-04-01 → 2024-09-30¥59.1bn
Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segmentsrevenue external2024-04-01 → 2024-09-30¥19.1bn
Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segmentsrevenue intersegment2024-04-01 → 2024-09-30¥40.0bn
Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segmentssegment ordinary income2024-04-01 → 2024-09-30¥3.5bn
Reconciling Itemsreconcilingrevenue2024-04-01 → 2024-09-30−¥159.5bn
Reconciling Itemsreconcilingrevenue intersegment2024-04-01 → 2024-09-30−¥159.5bn
Reconciling Itemsreconcilingsegment ordinary income2024-04-01 → 2024-09-30−¥1.2bn
Hokkaido Electric Powerreportable segmentrevenue2024-04-01 → 2024-09-30¥368.0bn
Hokkaido Electric Powerreportable segmentrevenue external2024-04-01 → 2024-09-30¥339.4bn
Hokkaido Electric Powerreportable segmentrevenue intersegment2024-04-01 → 2024-09-30¥28.6bn
Hokkaido Electric Powerreportable segmentsegment ordinary income2024-04-01 → 2024-09-30¥43.2bn
Hokkaido Electric Power Networkreportable segmentrevenue2024-04-01 → 2024-09-30¥149.0bn
Hokkaido Electric Power Networkreportable segmentrevenue external2024-04-01 → 2024-09-30¥58.1bn
Hokkaido Electric Power Networkreportable segmentrevenue intersegment2024-04-01 → 2024-09-30¥90.9bn
Hokkaido Electric Power Networkreportable segmentsegment ordinary income2024-04-01 → 2024-09-30¥5.2bn
—segment totalrevenue2024-04-01 → 2024-09-30¥517.1bn
—segment totalrevenue external2024-04-01 → 2024-09-30¥397.6bn
—segment totalrevenue intersegment2024-04-01 → 2024-09-30¥119.5bn
—segment totalsegment ordinary income2024-04-01 → 2024-09-30¥48.4bn
Total Of Reportable Segments And Otherssegment totalrevenue2024-04-01 → 2024-09-30¥576.2bn
Total Of Reportable Segments And Otherssegment totalrevenue external2024-04-01 → 2024-09-30¥416.7bn
Total Of Reportable Segments And Otherssegment totalrevenue intersegment2024-04-01 → 2024-09-30¥159.5bn
Total Of Reportable Segments And Otherssegment totalsegment ordinary income2024-04-01 → 2024-09-30¥52.0bn

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

All source rows · 606
ItemContextValueUnit
Name major shareholdersInterimInstant_No9MajorShareholdersMember
Original text (Japanese)大田 宜明
Address major shareholdersInterimInstant_No9MajorShareholdersMember
Original text (Japanese)兵庫県宝塚市
Name major shareholdersInterimInstant_No10MajorShareholdersMemberText · Plus
Address major shareholdersInterimInstant_No10MajorShareholdersMemberText · Plus
Name major shareholders voting rightsInterimInstant_No1MajorShareholdersVotingRightsMember
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 shareholders voting rightsInterimInstant_No1MajorShareholdersVotingRightsMember
Original text (Japanese)東京都港区赤坂1丁目8番1号
Name major shareholders voting rightsInterimInstant_No2MajorShareholdersVotingRightsMember
Original text (Japanese)株式会社北洋銀行
Address major shareholders voting rightsInterimInstant_No2MajorShareholdersVotingRightsMember
Original text (Japanese)北海道札幌市中央区大通西3丁目7番地
Name major shareholders voting rightsInterimInstant_No3MajorShareholdersVotingRightsMember
Original text (Japanese)THE BANK OF NEW YORKMELLON 140044(常任代理人 株式会社みずほ銀行決済営業部)
Address major shareholders voting rightsInterimInstant_No3MajorShareholdersVotingRightsMemberText · Plus
Name major shareholders voting rightsInterimInstant_No4MajorShareholdersVotingRightsMember
Original text (Japanese)株式会社日本カストディ銀行(信託口)
Address major shareholders voting rightsInterimInstant_No4MajorShareholdersVotingRightsMember
Original text (Japanese)東京都中央区晴海1丁目8番12号
Name major shareholders voting rightsInterimInstant_No5MajorShareholdersVotingRightsMember
Original text (Japanese)日本生命保険相互会社
Address major shareholders voting rightsInterimInstant_No5MajorShareholdersVotingRightsMember
Original text (Japanese)東京都千代田区丸の内1丁目6番6号
Name major shareholders voting rightsInterimInstant_No6MajorShareholdersVotingRightsMember
Original text (Japanese)北海道電力従業員持株会
Address major shareholders voting rightsInterimInstant_No6MajorShareholdersVotingRightsMember
Original text (Japanese)北海道札幌市中央区大通東1丁目2番地
Name major shareholders voting rightsInterimInstant_No7MajorShareholdersVotingRightsMember
Original text (Japanese)明治安田生命保険相互会社
Address major shareholders voting rightsInterimInstant_No7MajorShareholdersVotingRightsMember
Original text (Japanese)東京都千代田区丸の内2丁目1番1号
Name major shareholders voting rightsInterimInstant_No8MajorShareholdersVotingRightsMember
Original text (Japanese)株式会社北海道銀行
Address major shareholders voting rightsInterimInstant_No8MajorShareholdersVotingRightsMember
Original text (Japanese)北海道札幌市中央区大通西4丁目1番地
Name major shareholders voting rightsInterimInstant_No9MajorShareholdersVotingRightsMember
Original text (Japanese)大田 宜明
Address major shareholders voting rightsInterimInstant_No9MajorShareholdersVotingRightsMember
Original text (Japanese)兵庫県宝塚市
Name major shareholders voting rightsInterimInstant_No10MajorShareholdersVotingRightsMemberText · Plus
Address major shareholders voting rightsInterimInstant_No10MajorShareholdersVotingRightsMemberText · Plus
Issued shares voting rights (text)FilingDateInstantText · Plus
Description issued shares voting rightsInterimInstant_jpcrp040300-ssr_E04500-000ClassBPreferredSharesSharesWithNoVotingRightsMember
Original text (Japanese)1(1)②「発行済株式」の内容の記載を参照
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
Original text (Japanese)1単元(100株)未満の株式
Treasury shares etc (text)FilingDateInstantText · Plus
Name of shareholder treasury shares etcInterimInstant_Row1Member
Original text (Japanese)北海道電力株式会社
Address of shareholder treasury shares etcInterimInstant_Row1Member
Original text (Japanese)札幌市中央区大通東1丁目2番地
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
Type1 semi annual consolidated financial statements financial informationInterimDurationText · Plus
Note on independent audit financial informationInterimDurationText · Plus
Type1 semi annual consolidated balance sheet (text)InterimDurationText · Plus
Type1 semi annual consolidated statement of income (text)InterimDurationText · Plus
Type1 semi annual consolidated statement of comprehensive income (text)InterimDurationText · Plus
Type1 semi annual consolidated statement of cash flows (text)InterimDurationText · Plus
Notes changes in scope of consolidation or equity method (text)InterimDurationText · Plus
Notes regarding inventories (text)InterimInstantText · Plus
Notes regarding guarantee obligations (text)InterimInstantText · Plus
Major components of selling general and administrative expenses (text)InterimDurationText · Plus
Reconciliation of ending balance of cash and cash equivalents with account balances per balance sheet (text)InterimDurationText · Plus
Notes regarding dividend (text)Prior1InterimDurationText · Plus
Notes regarding dividend (text)InterimDurationText · Plus
Notes segment information etc type1 semi annual consolidated financial statements (text)InterimDurationText · 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 rounding
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