Half-year report · HY

Period2025-04-01 → 2025-09-30
Filed2025-11-11
StandardJapan GAAP
ConsolidatedYes
Data checks14 of 14 passed
Key figures · 44
MetricValuePeriodScopeSource row
Revenue¥7.5bn2025-04-01 → 2025-09-30Cons.Net sales
Revenue¥15.8bn2024-04-01 → 2025-03-31Cons.Net sales (5-year summary)
Revenue¥8.2bn2024-04-01 → 2024-09-30Cons.Net sales
Operating income¥154m2025-04-01 → 2025-09-30Cons.Operating income
Operating income−¥84m2024-04-01 → 2024-09-30Cons.Operating income
Ordinary income¥200m2025-04-01 → 2025-09-30Cons.Ordinary income
Ordinary income−¥283m2024-04-01 → 2025-03-31Cons.Ordinary income loss (5-year summary)
Ordinary income−¥180m2024-04-01 → 2024-09-30Cons.Ordinary income
Profit before tax¥200m2025-04-01 → 2025-09-30Cons.Income before income taxes
Profit before tax−¥180m2024-04-01 → 2024-09-30Cons.Income before income taxes
Net income (owners)¥63m2025-04-01 → 2025-09-30Cons.Profit loss attributable to owners of parent
Net income (owners)−¥164m2024-04-01 → 2025-03-31Cons.Profit loss attributable to owners of parent (5-year summary)
Net income (owners)−¥212m2024-04-01 → 2024-09-30Cons.Profit loss attributable to owners of parent
Net income¥21m2025-04-01 → 2025-09-30Cons.Profit loss
Net income−¥243m2024-04-01 → 2024-09-30Cons.Profit loss
Total assets¥13.2bnat 2025-09-30Cons.Assets
Total assets¥12.7bnat 2025-03-31Cons.Assets
Total assets¥14.5bnat 2024-09-30Cons.Total assets (5-year summary)
Total liabilities¥4.1bnat 2025-09-30Cons.Liabilities
Total liabilities¥3.7bnat 2025-03-31Cons.Liabilities
Net assets / equity¥9.1bnat 2025-09-30Cons.Net assets
Net assets / equity¥9.0bnat 2025-03-31Cons.Net assets
Net assets / equity¥10.2bnat 2024-09-30Cons.Net assets (5-year summary)
Cash and deposits¥10.7bnat 2025-09-30Cons.Cash and deposits
Cash and deposits¥10.1bnat 2025-03-31Cons.Cash and deposits
Cash & equivalents¥9.0bnat 2025-09-30Cons.Cash and cash equivalents
Cash & equivalents¥8.4bnat 2025-03-31Cons.Cash and cash equivalents
Cash & equivalents¥10.2bnat 2024-09-30Cons.Cash and cash equivalents
Cash & equivalents¥10.2bnat 2024-03-31vCons.Cash and cash equivalents
Operating cash flow¥619m2025-04-01 → 2025-09-30Cons.Net cash provided by used in operating activities
Operating cash flow−¥573m2024-04-01 → 2025-03-31Cons.Net cash provided by used in operating activities (5-year summary)
Operating cash flow¥109m2024-04-01 → 2024-09-30Cons.Net cash provided by used in operating activities
Investing cash flow¥6m2025-04-01 → 2025-09-30Cons.Net cash provided by used in investment activities
Investing cash flow−¥2m2024-04-01 → 2025-03-31Cons.Net cash provided by used in investing activities (5-year summary)
Investing cash flow−¥3m2024-04-01 → 2024-09-30Cons.Net cash provided by used in investment activities
Financing cash flow−¥87m2025-04-01 → 2025-09-30Cons.Net cash provided by used in financing activities
Financing cash flow−¥1.2bn2024-04-01 → 2025-03-31Cons.Net cash provided by used in financing activities (5-year summary)
Financing cash flow−¥30m2024-04-01 → 2024-09-30Cons.Net cash provided by used in financing activities
EPS (basic)¥7.392025-04-01 → 2025-09-30Cons.Basic earnings loss per share (5-year summary)
EPS (basic)¥-16.952024-04-01 → 2025-03-31Cons.Basic earnings loss per share (5-year summary)
EPS (basic)¥-21.52024-04-01 → 2024-09-30Cons.Basic earnings loss per share (5-year summary)
Equity ratio67.9%at 2025-09-30Cons.Equity to asset ratio (5-year summary)
Equity ratio69.8%at 2025-03-31Cons.Equity to asset ratio (5-year summary)
Equity ratio68.6%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 · 22
SegmentItemPeriodValue
Reconciling Itemsreconcilingrevenue2025-04-01 → 2025-09-30−¥2m
Reconciling Itemsreconcilingrevenue intersegment2025-04-01 → 2025-09-30−¥2m
E Book Business Segmentreportable segmentrevenue2025-04-01 → 2025-09-30¥7.5bn
E Book Business Segmentreportable segmentrevenue external2025-04-01 → 2025-09-30¥7.5bn
E Book Business Segmentreportable segmentrevenue intersegment2025-04-01 → 2025-09-30¥2m
E Book Business Segmentreportable segmentsegment ordinary income2025-04-01 → 2025-09-30¥307m
Intellectual Property Production Segmentreportable segmentsegment ordinary income2025-04-01 → 2025-09-30−¥106m
—segment totalrevenue2025-04-01 → 2025-09-30¥7.5bn
—segment totalrevenue external2025-04-01 → 2025-09-30¥7.5bn
—segment totalrevenue intersegment2025-04-01 → 2025-09-30¥2m
—segment totalsegment ordinary income2025-04-01 → 2025-09-30¥200m
Reconciling Itemsreconcilingrevenue2024-04-01 → 2024-09-30−¥1m
Reconciling Itemsreconcilingrevenue intersegment2024-04-01 → 2024-09-30−¥1m
E Book Business Segmentreportable segmentrevenue2024-04-01 → 2024-09-30¥8.2bn
E Book Business Segmentreportable segmentrevenue external2024-04-01 → 2024-09-30¥8.2bn
E Book Business Segmentreportable segmentrevenue intersegment2024-04-01 → 2024-09-30¥1m
E Book Business Segmentreportable segmentsegment ordinary income2024-04-01 → 2024-09-30−¥109m
Intellectual Property Production Segmentreportable segmentsegment ordinary income2024-04-01 → 2024-09-30−¥70m
—segment totalrevenue2024-04-01 → 2024-09-30¥8.2bn
—segment totalrevenue external2024-04-01 → 2024-09-30¥8.2bn
—segment totalrevenue intersegment2024-04-01 → 2024-09-30¥1m
—segment totalsegment ordinary income2024-04-01 → 2024-09-30−¥180m

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

All source rows · 444
ItemContextValueUnit
Independent auditors report consolidated (text)FilingDateInstantText · Plus
Audit firm1 consolidatedFilingDateInstant
Original text (Japanese)アーク有限責任監査法人
Cpa1 audit firm1 consolidatedFilingDateInstant
Original text (Japanese)渡部 源一
Cpa2 audit firm1 consolidatedFilingDateInstant
Original text (Japanese)徳永 剛
Number of submissionFilingDateInstant1
Net sales (5-year summary)Prior1InterimDuration8171000000JPY
Net sales (5-year summary)InterimDuration7457000000JPY
Net sales (5-year summary)Prior1YearDuration15768000000JPY
Ordinary income loss (5-year summary)Prior1InterimDuration-180000000JPY
Ordinary income loss (5-year summary)InterimDuration200000000JPY
Ordinary income loss (5-year summary)Prior1YearDuration-283000000JPY
Profit loss attributable to owners of parent (5-year summary)Prior1InterimDuration-212000000JPY
Profit loss attributable to owners of parent (5-year summary)InterimDuration63000000JPY
Profit loss attributable to owners of parent (5-year summary)Prior1YearDuration-164000000JPY
Comprehensive income (5-year summary)Prior1InterimDuration-285000000JPY
Comprehensive income (5-year summary)InterimDuration29000000JPY
Comprehensive income (5-year summary)Prior1YearDuration-235000000JPY
Net assets (5-year summary)Prior1InterimInstant10161000000JPY
Net assets (5-year summary)InterimInstant9073000000JPY
Net assets (5-year summary)Prior1YearInstant9028000000JPY
Total assets (5-year summary)Prior1InterimInstant14499000000JPY
Total assets (5-year summary)InterimInstant13217000000JPY
Total assets (5-year summary)Prior1YearInstant12732000000JPY
Basic earnings loss per share (5-year summary)Prior1InterimDuration-21.50
Basic earnings loss per share (5-year summary)InterimDuration7.39
Basic earnings loss per share (5-year summary)Prior1YearDuration-16.95
Diluted earnings per share (5-year summary)Prior1InterimDuration-
Diluted earnings per share (5-year summary)InterimDuration-
Diluted earnings per share (5-year summary)Prior1YearDuration-
Equity to asset ratio (5-year summary)Prior1InterimInstant0.686
Equity to asset ratio (5-year summary)InterimInstant0.679
Equity to asset ratio (5-year summary)Prior1YearInstant0.698
Net cash provided by used in operating activities (5-year summary)Prior1InterimDuration109000000JPY
Net cash provided by used in operating activities (5-year summary)InterimDuration619000000JPY
Net cash provided by used in operating activities (5-year summary)Prior1YearDuration-573000000JPY
Net cash provided by used in investing activities (5-year summary)Prior1InterimDuration-3000000JPY
Net cash provided by used in investing activities (5-year summary)InterimDuration6000000JPY
Net cash provided by used in investing activities (5-year summary)Prior1YearDuration-2000000JPY
Net cash provided by used in financing activities (5-year summary)Prior1InterimDuration-30000000JPY
Net cash provided by used in financing activities (5-year summary)InterimDuration-87000000JPY
Net cash provided by used in financing activities (5-year summary)Prior1YearDuration-1213000000JPY
Cash and cash equivalents (5-year summary)Prior1InterimInstant10188000000JPY
Cash and cash equivalents (5-year summary)InterimInstant8971000000JPY
Cash and cash equivalents (5-year summary)Prior1YearInstant8408000000JPY
Number of issued shares as of fiscal year end issued shares total number of shares etcFilingDateInstant_OrdinaryShareMember10326880
Number of issued shares as of filing date issued shares total number of shares etcFilingDateInstant_OrdinaryShareMember10326880
Number of issued shares as of fiscal year end issued shares total number of shares etcFilingDateInstant10326880
Number of issued shares as of filing date issued shares total number of shares etcFilingDateInstant10326880
Number of shares heldInterimInstant_No1MajorShareholdersMember3427000
Shareholding ratioInterimInstant_No1MajorShareholdersMember0.3949

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