Half-year report · HY

Period2026-01-01 → 2026-06-30
Filed2026-08-13
StandardJapan GAAP
ConsolidatedYes
Data checks14 of 14 passed
Key figures · 44
MetricValuePeriodScopeSource row
Revenue¥64.4bn2026-01-01 → 2026-06-30Cons.Net sales
Revenue¥117.7bn2025-01-01 → 2025-12-31Cons.Net sales (5-year summary)
Revenue¥65.3bn2025-01-01 → 2025-06-30Cons.Net sales
Operating income¥5.4bn2026-01-01 → 2026-06-30Cons.Operating income
Operating income¥4.7bn2025-01-01 → 2025-06-30Cons.Operating income
Ordinary income¥6.3bn2026-01-01 → 2026-06-30Cons.Ordinary income
Ordinary income¥4.6bn2025-01-01 → 2025-12-31Cons.Ordinary income loss (5-year summary)
Ordinary income¥5.0bn2025-01-01 → 2025-06-30Cons.Ordinary income
Profit before tax¥6.4bn2026-01-01 → 2026-06-30Cons.Income before income taxes
Profit before tax¥5.0bn2025-01-01 → 2025-06-30Cons.Income before income taxes
Net income (owners)¥4.5bn2026-01-01 → 2026-06-30Cons.Profit loss attributable to owners of parent
Net income (owners)¥3.2bn2025-01-01 → 2025-12-31Cons.Profit loss attributable to owners of parent (5-year summary)
Net income (owners)¥3.6bn2025-01-01 → 2025-06-30Cons.Profit loss attributable to owners of parent
Net income¥4.6bn2026-01-01 → 2026-06-30Cons.Profit loss
Net income¥3.8bn2025-01-01 → 2025-06-30Cons.Profit loss
Total assets¥182.4bnat 2026-06-30Cons.Assets
Total assets¥178.1bnat 2025-12-31Cons.Assets
Total assets¥161.0bnat 2025-06-30Cons.Total assets (5-year summary)
Total liabilities¥72.6bnat 2026-06-30Cons.Liabilities
Total liabilities¥73.5bnat 2025-12-31Cons.Liabilities
Net assets / equity¥109.8bnat 2026-06-30Cons.Net assets
Net assets / equity¥104.5bnat 2025-12-31Cons.Net assets
Net assets / equity¥99.2bnat 2025-06-30Cons.Net assets (5-year summary)
Cash and deposits¥25.9bnat 2026-06-30Cons.Cash and deposits
Cash and deposits¥22.0bnat 2025-12-31Cons.Cash and deposits
Cash & equivalents¥19.6bnat 2026-06-30Cons.Cash and cash equivalents
Cash & equivalents¥16.4bnat 2025-12-31Cons.Cash and cash equivalents
Cash & equivalents¥12.9bnat 2025-06-30Cons.Cash and cash equivalents
Cash & equivalents¥13.5bnat 2024-12-31vCons.Cash and cash equivalents
Operating cash flow¥10.3bn2026-01-01 → 2026-06-30Cons.Net cash provided by used in operating activities
Operating cash flow¥13.7bn2025-01-01 → 2025-12-31Cons.Net cash provided by used in operating activities (5-year summary)
Operating cash flow¥9.3bn2025-01-01 → 2025-06-30Cons.Net cash provided by used in operating activities
Investing cash flow−¥7.2bn2026-01-01 → 2026-06-30Cons.Net cash provided by used in investment activities
Investing cash flow−¥13.1bn2025-01-01 → 2025-12-31Cons.Net cash provided by used in investing activities (5-year summary)
Investing cash flow−¥7.7bn2025-01-01 → 2025-06-30Cons.Net cash provided by used in investment activities
Financing cash flow¥85m2026-01-01 → 2026-06-30Cons.Net cash provided by used in financing activities
Financing cash flow¥2.3bn2025-01-01 → 2025-12-31Cons.Net cash provided by used in financing activities (5-year summary)
Financing cash flow−¥2.2bn2025-01-01 → 2025-06-30Cons.Net cash provided by used in financing activities
EPS (basic)¥140.112026-01-01 → 2026-06-30Cons.Basic earnings loss per share (5-year summary)
EPS (basic)¥99.852025-01-01 → 2025-12-31Cons.Basic earnings loss per share (5-year summary)
EPS (basic)¥112.682025-01-01 → 2025-06-30Cons.Basic earnings loss per share (5-year summary)
Equity ratio58.2%at 2026-06-30Cons.Equity to asset ratio (5-year summary)
Equity ratio56.8%at 2025-12-31Cons.Equity to asset ratio (5-year summary)
Equity ratio59.5%at 2025-06-30Cons.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 · 34
SegmentItemPeriodValue
Reconciling Itemsreconcilingrevenue2026-01-01 → 2026-06-30−¥133m
Reconciling Itemsreconcilingrevenue intersegment2026-01-01 → 2026-06-30−¥133m
Reconciling Itemsreconcilingsegment profit2026-01-01 → 2026-06-30−¥1.7bn
Energyreportable segmentrevenue2026-01-01 → 2026-06-30¥59.0bn
Energyreportable segmentrevenue external2026-01-01 → 2026-06-30¥59.0bn
Energyreportable segmentsegment profit2026-01-01 → 2026-06-30¥5.8bn
Life Servicereportable segmentrevenue2026-01-01 → 2026-06-30¥4.3bn
Life Servicereportable segmentrevenue external2026-01-01 → 2026-06-30¥4.3bn
Life Servicereportable segmentsegment profit2026-01-01 → 2026-06-30¥629m
Real Estatereportable segmentrevenue2026-01-01 → 2026-06-30¥1.3bn
Real Estatereportable segmentrevenue external2026-01-01 → 2026-06-30¥1.1bn
Real Estatereportable segmentrevenue intersegment2026-01-01 → 2026-06-30¥133m
Real Estatereportable segmentsegment profit2026-01-01 → 2026-06-30¥618m
Total Of Reportable Segments And Otherssegment totalrevenue2026-01-01 → 2026-06-30¥64.6bn
Total Of Reportable Segments And Otherssegment totalrevenue external2026-01-01 → 2026-06-30¥64.4bn
Total Of Reportable Segments And Otherssegment totalrevenue intersegment2026-01-01 → 2026-06-30¥133m
Total Of Reportable Segments And Otherssegment totalsegment profit2026-01-01 → 2026-06-30¥7.0bn
Reconciling Itemsreconcilingrevenue2025-01-01 → 2025-06-30−¥133m
Reconciling Itemsreconcilingrevenue intersegment2025-01-01 → 2025-06-30−¥133m
Reconciling Itemsreconcilingsegment profit2025-01-01 → 2025-06-30−¥1.8bn
Energyreportable segmentrevenue2025-01-01 → 2025-06-30¥61.3bn
Energyreportable segmentrevenue external2025-01-01 → 2025-06-30¥61.3bn
Energyreportable segmentsegment profit2025-01-01 → 2025-06-30¥5.9bn
Life Servicereportable segmentrevenue2025-01-01 → 2025-06-30¥3.1bn
Life Servicereportable segmentrevenue external2025-01-01 → 2025-06-30¥3.1bn
Life Servicereportable segmentsegment profit2025-01-01 → 2025-06-30¥279m
Real Estatereportable segmentrevenue2025-01-01 → 2025-06-30¥1.0bn
Real Estatereportable segmentrevenue external2025-01-01 → 2025-06-30¥883m
Real Estatereportable segmentrevenue intersegment2025-01-01 → 2025-06-30¥133m
Real Estatereportable segmentsegment profit2025-01-01 → 2025-06-30¥342m
Total Of Reportable Segments And Otherssegment totalrevenue2025-01-01 → 2025-06-30¥65.5bn
Total Of Reportable Segments And Otherssegment totalrevenue external2025-01-01 → 2025-06-30¥65.3bn
Total Of Reportable Segments And Otherssegment totalrevenue intersegment2025-01-01 → 2025-06-30¥133m
Total Of Reportable Segments And Otherssegment totalsegment profit2025-01-01 → 2025-06-30¥6.5bn

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

All source rows · 488
ItemContextValueUnit
Name major shareholdersInterimInstant_No8MajorShareholdersMember
Original text (Japanese)京葉都市開発株式会社
Address major shareholdersInterimInstant_No8MajorShareholdersMember
Original text (Japanese)千葉県船橋市市場5-9-22
Name major shareholdersInterimInstant_No9MajorShareholdersMember
Original text (Japanese)UH Partners2投資事業有限責任組合
Address major shareholdersInterimInstant_No9MajorShareholdersMember
Original text (Japanese)東京都豊島区南池袋2-9-9
Name major shareholdersInterimInstant_No10MajorShareholdersMember
Original text (Japanese)京葉瓦斯従業員持株会
Address major shareholdersInterimInstant_No10MajorShareholdersMember
Original text (Japanese)千葉県市川市市川南2-8-8
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)京葉瓦斯株式会社
Address of shareholder treasury shares etcInterimInstant_Row1Member
Original text (Japanese)千葉県市川市市川南2―8―8
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 accounting treatments specific to semi annual financial statements type1 semi annual consolidated financial statements (text)InterimDurationText · Plus
Notes when there is significant seasonal fluctuation in sales or operating expenses (text)InterimDurationText · 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
Footnotes regarding segment information table (text)Prior1InterimDurationText · Plus
Footnotes regarding segment information table (text)InterimDurationText · Plus
Notes revenue recognition semi annual consolidated financial statements (text)InterimDurationText · Plus
Notes per share information semi annual consolidated financial statements (text)InterimDurationText · Plus
Notes significant events after reporting period semi annual consolidated financial statements (text)InterimDurationText · Plus
Other information consolidated financial statements etc (text)InterimDurationText · Plus
Information about company which provides guarantee to reporting company (text)FilingDateInstantText · 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 2025-12-31pass rounding
balance sheet identityconsolidated 2026-06-30pass
dei present pass
period resolution pass
statement vs summary · net assetsconsolidated 2025-12-31pass
statement vs summary · net assetsconsolidated 2026-06-30pass
statement vs summary · net income attributable to parentconsolidated 2025-01-01/2025-06-30pass
statement vs summary · net income attributable to parentconsolidated 2026-01-01/2026-06-30pass
statement vs summary · operating cash flowconsolidated 2025-01-01/2025-06-30pass
statement vs summary · operating cash flowconsolidated 2026-01-01/2026-06-30pass
statement vs summary · revenueconsolidated 2025-01-01/2025-06-30pass
statement vs summary · revenueconsolidated 2026-01-01/2026-06-30pass
statement vs summary · total assetsconsolidated 2025-12-31pass
statement vs summary · total assetsconsolidated 2026-06-30pass