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¥1.6bn2025-04-01 → 2025-09-30Cons.Net sales
Revenue¥3.3bn2024-04-01 → 2025-03-31Cons.Net sales (5-year summary)
Revenue¥1.6bn2024-04-01 → 2024-09-30Cons.Net sales
Operating income¥375m2025-04-01 → 2025-09-30Cons.Operating income
Operating income¥430m2024-04-01 → 2024-09-30Cons.Operating income
Ordinary income¥406m2025-04-01 → 2025-09-30Cons.Ordinary income
Ordinary income¥939m2024-04-01 → 2025-03-31Cons.Ordinary income loss (5-year summary)
Ordinary income¥432m2024-04-01 → 2024-09-30Cons.Ordinary income
Profit before tax¥406m2025-04-01 → 2025-09-30Cons.Income before income taxes
Profit before tax¥446m2024-04-01 → 2024-09-30Cons.Income before income taxes
Net income (owners)¥268m2025-04-01 → 2025-09-30Cons.Profit loss attributable to owners of parent
Net income (owners)¥634m2024-04-01 → 2025-03-31Cons.Profit loss attributable to owners of parent (5-year summary)
Net income (owners)¥290m2024-04-01 → 2024-09-30Cons.Profit loss attributable to owners of parent
Net income¥268m2025-04-01 → 2025-09-30Cons.Profit loss
Net income¥290m2024-04-01 → 2024-09-30Cons.Profit loss
Total assets¥4.8bnat 2025-09-30Cons.Assets
Total assets¥4.8bnat 2025-03-31Cons.Assets
Total assets¥4.4bnat 2024-09-30Cons.Total assets (5-year summary)
Total liabilities¥775mat 2025-09-30Cons.Liabilities
Total liabilities¥988mat 2025-03-31Cons.Liabilities
Net assets / equity¥4.0bnat 2025-09-30Cons.Net assets
Net assets / equity¥3.8bnat 2025-03-31Cons.Net assets
Net assets / equity¥3.5bnat 2024-09-30Cons.Net assets (5-year summary)
Cash and deposits¥2.8bnat 2025-09-30Cons.Cash and deposits
Cash and deposits¥2.7bnat 2025-03-31Cons.Cash and deposits
Cash & equivalents¥2.8bnat 2025-09-30Cons.Cash and cash equivalents
Cash & equivalents¥2.7bnat 2025-03-31Cons.Cash and cash equivalents
Cash & equivalents¥2.2bnat 2024-09-30Cons.Cash and cash equivalents
Cash & equivalents¥1.9bnat 2024-03-31vCons.Cash and cash equivalents
Operating cash flow¥340m2025-04-01 → 2025-09-30Cons.Net cash provided by used in operating activities
Operating cash flow¥1.3bn2024-04-01 → 2025-03-31Cons.Net cash provided by used in operating activities (5-year summary)
Operating cash flow¥651m2024-04-01 → 2024-09-30Cons.Net cash provided by used in operating activities
Investing cash flow−¥34m2025-04-01 → 2025-09-30Cons.Net cash provided by used in investment activities
Investing cash flow−¥356m2024-04-01 → 2025-03-31Cons.Net cash provided by used in investing activities (5-year summary)
Investing cash flow−¥168m2024-04-01 → 2024-09-30Cons.Net cash provided by used in investment activities
Financing cash flow−¥141m2025-04-01 → 2025-09-30Cons.Net cash provided by used in financing activities
Financing cash flow−¥122m2024-04-01 → 2025-03-31Cons.Net cash provided by used in financing activities (5-year summary)
Financing cash flow−¥120m2024-04-01 → 2024-09-30Cons.Net cash provided by used in financing activities
EPS (basic)¥22.762025-04-01 → 2025-09-30Cons.Basic earnings loss per share (5-year summary)
EPS (basic)¥54.12024-04-01 → 2025-03-31Cons.Basic earnings loss per share (5-year summary)
EPS (basic)¥24.792024-04-01 → 2024-09-30Cons.Basic earnings loss per share (5-year summary)
Equity ratio83.9%at 2025-09-30Cons.Equity to asset ratio (5-year summary)
Equity ratio79.6%at 2025-03-31Cons.Equity to asset ratio (5-year summary)
Equity ratio80.2%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.

All source rows · 431
ItemContextValueUnit
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)
Description issued shares total number of shares etcFilingDateInstant_OrdinaryShareMember
Original text (Japanese)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ます。なお、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)清水建設株式会社
Address major shareholdersInterimInstant_No1MajorShareholdersMember
Original text (Japanese)東京都中央区京橋2丁目16番1号
Name major shareholdersInterimInstant_No2MajorShareholdersMember
Original text (Japanese)株式会社ケン・コーポレーション
Address major shareholdersInterimInstant_No2MajorShareholdersMember
Original text (Japanese)東京都港区西麻布1丁目2番7号
Name major shareholdersInterimInstant_No3MajorShareholdersMember
Original text (Japanese)板谷 敏正
Address major shareholdersInterimInstant_No3MajorShareholdersMember
Original text (Japanese)神奈川県川崎市宮前区
Name major shareholdersInterimInstant_No4MajorShareholdersMember
Original text (Japanese)光通信KK投資事業有限責任組合
Address major shareholdersInterimInstant_No4MajorShareholdersMember
Original text (Japanese)東京都豊島区西池袋1丁目4番10号
Name major shareholdersInterimInstant_No5MajorShareholdersMember
Original text (Japanese)高橋 秀樹
Address major shareholdersInterimInstant_No5MajorShareholdersMember
Original text (Japanese)岡山県備前市
Name major shareholdersInterimInstant_No6MajorShareholdersMember
Original text (Japanese)UH Partners 2投資事業有限責任組合
Address major shareholdersInterimInstant_No6MajorShareholdersMember
Original text (Japanese)東京都豊島区南池袋2-9-9
Name major shareholdersInterimInstant_No7MajorShareholdersMember
Original text (Japanese)LICHFIELD LPDIRECTOR WOLF JOHANN(常任代理人株式会社三菱UFJ銀行取締役頭取執行役員)
Address major shareholdersInterimInstant_No7MajorShareholdersMemberText · Plus
Name major shareholdersInterimInstant_No8MajorShareholdersMember
Original text (Japanese)TAKUMI CAPITAL MANAGEMENT MASTER FUND LP(常任代理人香港上海銀行東京支店)
Address major shareholdersInterimInstant_No8MajorShareholdersMemberText · Plus
Name major shareholdersInterimInstant_No9MajorShareholdersMember
Original text (Japanese)寺田 英司
Address major shareholdersInterimInstant_No9MajorShareholdersMember
Original text (Japanese)北海道札幌市
Name major shareholdersInterimInstant_No10MajorShareholdersMember
Original text (Japanese)武野 貞久
Address major shareholdersInterimInstant_No10MajorShareholdersMember
Original text (Japanese)東京都小金井市

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 rounding
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