Half-year report · HY

Period2025-04-01 → 2025-09-30
Filed2025-11-14
StandardJapan GAAP
ConsolidatedYes
Data checks14 of 14 passed
Key figures · 44
MetricValuePeriodScopeSource row
Revenue¥2.2bn2025-04-01 → 2025-09-30Cons.Net sales
Revenue¥3.9bn2024-04-01 → 2025-03-31Cons.Net sales (5-year summary)
Revenue¥1.9bn2024-04-01 → 2024-09-30Cons.Net sales
Operating income−¥88m2025-04-01 → 2025-09-30Cons.Operating income
Operating income−¥71m2024-04-01 → 2024-09-30Cons.Operating income
Ordinary income−¥89m2025-04-01 → 2025-09-30Cons.Ordinary income
Ordinary income¥2m2024-04-01 → 2025-03-31Cons.Ordinary income loss (5-year summary)
Ordinary income−¥74m2024-04-01 → 2024-09-30Cons.Ordinary income
Profit before tax−¥83m2025-04-01 → 2025-09-30Cons.Income before income taxes
Profit before tax−¥30m2024-04-01 → 2024-09-30Cons.Income before income taxes
Net income (owners)−¥71m2025-04-01 → 2025-09-30Cons.Profit loss attributable to owners of parent
Net income (owners)−¥21m2024-04-01 → 2025-03-31Cons.Profit loss attributable to owners of parent (5-year summary)
Net income (owners)−¥24m2024-04-01 → 2024-09-30Cons.Profit loss attributable to owners of parent
Net income−¥71m2025-04-01 → 2025-09-30Cons.Profit loss
Net income−¥31m2024-04-01 → 2024-09-30Cons.Profit loss
Total assets¥2.9bnat 2025-09-30Cons.Assets
Total assets¥3.3bnat 2025-03-31Cons.Assets
Total assets¥2.8bnat 2024-09-30Cons.Total assets (5-year summary)
Total liabilities¥1.4bnat 2025-09-30Cons.Liabilities
Total liabilities¥1.9bnat 2025-03-31Cons.Liabilities
Net assets / equity¥1.5bnat 2025-09-30Cons.Net assets
Net assets / equity¥1.4bnat 2025-03-31Cons.Net assets
Net assets / equity¥912mat 2024-09-30Cons.Net assets (5-year summary)
Cash and deposits¥894mat 2025-09-30Cons.Cash and deposits
Cash and deposits¥1.2bnat 2025-03-31Cons.Cash and deposits
Cash & equivalents¥894mat 2025-09-30Cons.Cash and cash equivalents
Cash & equivalents¥1.2bnat 2025-03-31Cons.Cash and cash equivalents
Cash & equivalents¥760mat 2024-09-30Cons.Cash and cash equivalents
Cash & equivalents¥856mat 2024-03-31vCons.Cash and cash equivalents
Operating cash flow−¥257m2025-04-01 → 2025-09-30Cons.Net cash provided by used in operating activities
Operating cash flow¥129m2024-04-01 → 2025-03-31Cons.Net cash provided by used in operating activities (5-year summary)
Operating cash flow¥68m2024-04-01 → 2024-09-30Cons.Net cash provided by used in operating activities
Investing cash flow−¥155m2025-04-01 → 2025-09-30Cons.Net cash provided by used in investment activities
Investing cash flow−¥237m2024-04-01 → 2025-03-31Cons.Net cash provided by used in investing activities (5-year summary)
Investing cash flow−¥156m2024-04-01 → 2024-09-30Cons.Net cash provided by used in investment activities
Financing cash flow¥85m2025-04-01 → 2025-09-30Cons.Net cash provided by used in financing activities
Financing cash flow¥473m2024-04-01 → 2025-03-31Cons.Net cash provided by used in financing activities (5-year summary)
Financing cash flow−¥8m2024-04-01 → 2024-09-30Cons.Net cash provided by used in financing activities
EPS (basic)¥-14.682025-04-01 → 2025-09-30Cons.Basic earnings loss per share (5-year summary)
EPS (basic)¥-4.972024-04-01 → 2025-03-31Cons.Basic earnings loss per share (5-year summary)
EPS (basic)¥-5.952024-04-01 → 2024-09-30Cons.Basic earnings loss per share (5-year summary)
Equity ratio50.5%at 2025-09-30Cons.Equity to asset ratio (5-year summary)
Equity ratio41.9%at 2025-03-31Cons.Equity to asset ratio (5-year summary)
Equity ratio31.8%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 · 48
SegmentItemPeriodValue
Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segmentsrevenue2025-04-01 → 2025-09-30¥28m
Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segmentsrevenue external2025-04-01 → 2025-09-30¥28m
Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segmentssegment profit2025-04-01 → 2025-09-30−¥676,000
Reconciling Itemsreconcilingrevenue2025-04-01 → 2025-09-30−¥491m
Reconciling Itemsreconcilingrevenue intersegment2025-04-01 → 2025-09-30−¥491m
Reconciling Itemsreconcilingsegment profit2025-04-01 → 2025-09-30−¥129m
Processing Businessreportable segmentrevenue2025-04-01 → 2025-09-30¥70m
Processing Businessreportable segmentrevenue external2025-04-01 → 2025-09-30¥3m
Processing Businessreportable segmentrevenue intersegment2025-04-01 → 2025-09-30¥67m
Processing Businessreportable segmentsegment profit2025-04-01 → 2025-09-30−¥15m
Store Businessreportable segmentrevenue2025-04-01 → 2025-09-30¥1.5bn
Store Businessreportable segmentrevenue external2025-04-01 → 2025-09-30¥1.5bn
Store Businessreportable segmentsegment profit2025-04-01 → 2025-09-30¥5m
Wholesale Businessreportable segmentrevenue2025-04-01 → 2025-09-30¥208m
Wholesale Businessreportable segmentrevenue external2025-04-01 → 2025-09-30¥208m
Wholesale Businessreportable segmentsegment profit2025-04-01 → 2025-09-30¥50m
—segment totalrevenue2025-04-01 → 2025-09-30¥2.6bn
—segment totalrevenue external2025-04-01 → 2025-09-30¥2.1bn
—segment totalrevenue intersegment2025-04-01 → 2025-09-30¥491m
—segment totalsegment profit2025-04-01 → 2025-09-30¥42m
Total Of Reportable Segments And Otherssegment totalrevenue2025-04-01 → 2025-09-30¥2.6bn
Total Of Reportable Segments And Otherssegment totalrevenue external2025-04-01 → 2025-09-30¥2.2bn
Total Of Reportable Segments And Otherssegment totalrevenue intersegment2025-04-01 → 2025-09-30¥491m
Total Of Reportable Segments And Otherssegment totalsegment profit2025-04-01 → 2025-09-30¥42m
Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segmentsrevenue2024-04-01 → 2024-09-30¥31m
Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segmentsrevenue external2024-04-01 → 2024-09-30¥31m
Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segmentssegment profit2024-04-01 → 2024-09-30−¥6m
Reconciling Itemsreconcilingrevenue2024-04-01 → 2024-09-30−¥431m
Reconciling Itemsreconcilingrevenue intersegment2024-04-01 → 2024-09-30−¥431m
Reconciling Itemsreconcilingsegment profit2024-04-01 → 2024-09-30−¥139m
Processing Businessreportable segmentrevenue2024-04-01 → 2024-09-30¥86m
Processing Businessreportable segmentrevenue external2024-04-01 → 2024-09-30¥70m
Processing Businessreportable segmentrevenue intersegment2024-04-01 → 2024-09-30¥16m
Processing Businessreportable segmentsegment profit2024-04-01 → 2024-09-30−¥28m
Store Businessreportable segmentrevenue2024-04-01 → 2024-09-30¥1.6bn
Store Businessreportable segmentrevenue external2024-04-01 → 2024-09-30¥1.6bn
Store Businessreportable segmentsegment profit2024-04-01 → 2024-09-30¥75m
Wholesale Businessreportable segmentrevenue2024-04-01 → 2024-09-30¥210m
Wholesale Businessreportable segmentrevenue external2024-04-01 → 2024-09-30¥210m
Wholesale Businessreportable segmentsegment profit2024-04-01 → 2024-09-30¥48m
—segment totalrevenue2024-04-01 → 2024-09-30¥2.3bn
—segment totalrevenue external2024-04-01 → 2024-09-30¥1.8bn
—segment totalrevenue intersegment2024-04-01 → 2024-09-30¥431m
—segment totalsegment profit2024-04-01 → 2024-09-30¥73m
Total Of Reportable Segments And Otherssegment totalrevenue2024-04-01 → 2024-09-30¥2.3bn
Total Of Reportable Segments And Otherssegment totalrevenue external2024-04-01 → 2024-09-30¥1.9bn
Total Of Reportable Segments And Otherssegment totalrevenue intersegment2024-04-01 → 2024-09-30¥431m
Total Of Reportable Segments And Otherssegment totalsegment profit2024-04-01 → 2024-09-30¥68m

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

All source rows · 509
ItemContextValueUnit
Filing date cover pageFilingDateInstant2025-11-14
Semi annual accounting period cover pageFilingDateInstant
Original text (Japanese)第26期中 (自 2025年4月1日 至 2025年9月30日)
Company name cover pageFilingDateInstant
Original text (Japanese)株式会社ゼネラル・オイスター
Company name in english cover pageFilingDateInstantGeneral Oyster,Inc.
Title and name of representative cover pageFilingDateInstant
Original text (Japanese)代表取締役社長 渡邊 一博
Address of registered headquarter cover pageFilingDateInstant
Original text (Japanese)東京都渋谷区恵比寿一丁目15番1号
Telephone number address of registered headquarter cover pageFilingDateInstant
Original text (Japanese)03-6667-6606(代表)
Name of contact person address of registered headquarter cover pageFilingDateInstant
Original text (Japanese)経営管理本部長 川邊 英樹
Nearest place of contact cover pageFilingDateInstant
Original text (Japanese)東京都渋谷区恵比寿一丁目15番1号
Telephone number nearest place of contact cover pageFilingDateInstant
Original text (Japanese)03-6667-6606(代表)
Name of contact person nearest place of contact cover pageFilingDateInstant
Original text (Japanese)経営管理本部長 川邊 英樹
Place for public inspection cover page (text)FilingDateInstantText · Plus
Edinet codeFilingDateInstantE31321
Fund codeFilingDateInstant-
Security codeFilingDateInstant32240
Filer name in japaneseFilingDateInstant
Original text (Japanese)株式会社ゼネラル・オイスター
Filer name in englishFilingDateInstantGeneral Oyster,Inc.
Fund name in japaneseFilingDateInstant-
Fund name in englishFilingDateInstant-
Cabinet office ordinanceFilingDateInstant
Original text (Japanese)企業内容等の開示に関する内閣府令
Document typeFilingDateInstant
Original text (Japanese)第四号の三様式
Accounting standardsFilingDateInstantJapan GAAP
Whether consolidated financial statements are preparedFilingDateInstanttrue
Industry code when consolidated financial statements are prepared in accordance with industry specific regulationsFilingDateInstantcte
Industry code when financial statements are prepared in accordance with industry specific regulationsFilingDateInstant-
Current fiscal year start dateFilingDateInstant2025-04-01
Current period end dateFilingDateInstant2025-09-30
Type of current periodFilingDateInstantHY
Current fiscal year end dateFilingDateInstant2026-03-31
Previous fiscal year start dateFilingDateInstant2024-04-01
Comparative period end dateFilingDateInstant2024-09-30
Previous fiscal year end dateFilingDateInstant2025-03-31
Next fiscal year start dateFilingDateInstant-
End date of quarterly or semi annual period of next fiscal yearFilingDateInstant-
Amendment flagFilingDateInstantfalse
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)東京証券取引所グロース市場
Description issued shares total number of shares etcFilingDateInstant_OrdinaryShareMember
Original text (Japanese)完全議決権株式であり、権利内容に何ら限定のない当社における標準となる株式であり、単元株式は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

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