Half-year report · HY

Period2025-04-01 → 2025-09-30
Filed2025-11-13
StandardJapan GAAP
ConsolidatedYes
Data checks14 of 14 passed
Key figures · 44
MetricValuePeriodScopeSource row
Revenue¥17.0bn2025-04-01 → 2025-09-30Cons.Net sales
Revenue¥34.7bn2024-04-01 → 2025-03-31Cons.Net sales (5-year summary)
Revenue¥17.3bn2024-04-01 → 2024-09-30Cons.Net sales
Operating income¥630m2025-04-01 → 2025-09-30Cons.Operating income
Operating income¥337m2024-04-01 → 2024-09-30Cons.Operating income
Ordinary income¥670m2025-04-01 → 2025-09-30Cons.Ordinary income
Ordinary income¥875m2024-04-01 → 2025-03-31Cons.Ordinary income loss (5-year summary)
Ordinary income¥386m2024-04-01 → 2024-09-30Cons.Ordinary income
Profit before tax¥671m2025-04-01 → 2025-09-30Cons.Income before income taxes
Profit before tax¥373m2024-04-01 → 2024-09-30Cons.Income before income taxes
Net income (owners)¥451m2025-04-01 → 2025-09-30Cons.Profit loss attributable to owners of parent
Net income (owners)¥588m2024-04-01 → 2025-03-31Cons.Profit loss attributable to owners of parent (5-year summary)
Net income (owners)¥251m2024-04-01 → 2024-09-30Cons.Profit loss attributable to owners of parent
Net income¥451m2025-04-01 → 2025-09-30Cons.Profit loss
Net income¥251m2024-04-01 → 2024-09-30Cons.Profit loss
Total assets¥25.8bnat 2025-09-30Cons.Assets
Total assets¥25.2bnat 2025-03-31Cons.Assets
Total assets¥25.6bnat 2024-09-30Cons.Total assets (5-year summary)
Total liabilities¥9.0bnat 2025-09-30Cons.Liabilities
Total liabilities¥8.7bnat 2025-03-31Cons.Liabilities
Net assets / equity¥16.8bnat 2025-09-30Cons.Net assets
Net assets / equity¥16.5bnat 2025-03-31Cons.Net assets
Net assets / equity¥16.1bnat 2024-09-30Cons.Net assets (5-year summary)
Cash and deposits¥7.6bnat 2025-09-30Cons.Cash and deposits
Cash and deposits¥7.1bnat 2025-03-31Cons.Cash and deposits
Cash & equivalents¥6.9bnat 2025-09-30Cons.Cash and cash equivalents
Cash & equivalents¥6.4bnat 2025-03-31Cons.Cash and cash equivalents
Cash & equivalents¥6.2bnat 2024-09-30Cons.Cash and cash equivalents
Cash & equivalents¥4.1bnat 2024-03-31vCons.Cash and cash equivalents
Operating cash flow¥776m2025-04-01 → 2025-09-30Cons.Net cash provided by used in operating activities
Operating cash flow¥2.7bn2024-04-01 → 2025-03-31Cons.Net cash provided by used in operating activities (5-year summary)
Operating cash flow¥2.2bn2024-04-01 → 2024-09-30Cons.Net cash provided by used in operating activities
Investing cash flow−¥219m2025-04-01 → 2025-09-30Cons.Net cash provided by used in investment activities
Investing cash flow−¥289m2024-04-01 → 2025-03-31Cons.Net cash provided by used in investing activities (5-year summary)
Investing cash flow−¥118m2024-04-01 → 2024-09-30Cons.Net cash provided by used in investment activities
Financing cash flow−¥67m2025-04-01 → 2025-09-30Cons.Net cash provided by used in financing activities
Financing cash flow−¥193m2024-04-01 → 2025-03-31Cons.Net cash provided by used in financing activities (5-year summary)
Financing cash flow−¥69m2024-04-01 → 2024-09-30Cons.Net cash provided by used in financing activities
EPS (basic)¥98.682025-04-01 → 2025-09-30Cons.Basic earnings loss per share (5-year summary)
EPS (basic)¥128.552024-04-01 → 2025-03-31Cons.Basic earnings loss per share (5-year summary)
EPS (basic)¥54.812024-04-01 → 2024-09-30Cons.Basic earnings loss per share (5-year summary)
Equity ratio65.1%at 2025-09-30Cons.Equity to asset ratio (5-year summary)
Equity ratio65.6%at 2025-03-31Cons.Equity to asset ratio (5-year summary)
Equity ratio62.8%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.

All source rows · 412
ItemContextValueUnit
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)東京証券取引所スタンダード市場
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)坪 井 典 明
Address major shareholdersInterimInstant_No1MajorShareholdersMember
Original text (Japanese)東京都大田区
Name major shareholdersInterimInstant_No2MajorShareholdersMember
Original text (Japanese)有限会社坪井
Address major shareholdersInterimInstant_No2MajorShareholdersMember
Original text (Japanese)東京都大田区南馬込2丁目24-28
Name major shareholdersInterimInstant_No3MajorShareholdersMember
Original text (Japanese)光通信KK投資事業有限責任組合無限責任組合員光通信株式会社
Address major shareholdersInterimInstant_No3MajorShareholdersMember
Original text (Japanese)東京都豊島区西池袋1丁目4-10
Name major shareholdersInterimInstant_No4MajorShareholdersMember
Original text (Japanese)日本生命保険相互会社
Address major shareholdersInterimInstant_No4MajorShareholdersMember
Original text (Japanese)東京都千代田区丸の内1丁目6-6
Name major shareholdersInterimInstant_No5MajorShareholdersMember
Original text (Japanese)株式会社三井住友銀行
Address major shareholdersInterimInstant_No5MajorShareholdersMember
Original text (Japanese)東京都千代田区丸の内1丁目1-2
Name major shareholdersInterimInstant_No6MajorShareholdersMember
Original text (Japanese)丸善石油化学株式会社
Address major shareholdersInterimInstant_No6MajorShareholdersMember
Original text (Japanese)東京都中央区入船2丁目1-1
Name major shareholdersInterimInstant_No7MajorShareholdersMember
Original text (Japanese)大伸化学従業員持株会
Address major shareholdersInterimInstant_No7MajorShareholdersMember
Original text (Japanese)東京都港区芝大門1丁目9-9
Name major shareholdersInterimInstant_No8MajorShareholdersMember
Original text (Japanese)INTERACTIVEBROKERS LLC(常任代理人 インタラクティブ・ブローカーズ証券株式会社)
Address major shareholdersInterimInstant_No8MajorShareholdersMemberText · Plus
Name major shareholdersInterimInstant_No9MajorShareholdersMember
Original text (Japanese)株式会社三菱UFJ銀行
Address major shareholdersInterimInstant_No9MajorShareholdersMember
Original text (Japanese)東京都千代田区丸の内1丁目4-5
Name major shareholdersInterimInstant_No10MajorShareholdersMember
Original text (Japanese)杉 浦 久 毅
Address major shareholdersInterimInstant_No10MajorShareholdersMember
Original text (Japanese)三重県員弁郡東員町
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)大伸化学株式会社
Address of shareholder treasury shares etcInterimInstant_Row1Member
Original text (Japanese)東京都港区芝大門一丁目9番9号
Information about officers (text)FilingDateInstantText · Plus
Regulations in accordance with which consolidated financial statements have been prepared 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

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