Annual report

Period2024-10-01 → 2025-09-30
Filed2025-12-22
StandardJapan GAAP
ConsolidatedYes
Data checks24 of 24 passed
Key figures · 148
MetricValuePeriodScopeSource row
Revenue¥10.1bn2024-10-01 → 2025-09-30Cons.Net sales
Revenue¥9.3bn2023-10-01 → 2024-09-30Cons.Net sales
Revenue¥8.6bn2022-10-01 → 2023-09-30vCons.Net sales (5-year summary)
Revenue¥8.5bn2021-10-01 → 2022-09-30vCons.Net sales (5-year summary)
Revenue¥8.1bn2020-10-01 → 2021-09-30dCons.Net sales (5-year summary)
Operating income¥516m2024-10-01 → 2025-09-30Cons.Operating income
Operating income¥443m2023-10-01 → 2024-09-30Cons.Operating income
Ordinary income¥606m2024-10-01 → 2025-09-30Cons.Ordinary income
Ordinary income¥552m2023-10-01 → 2024-09-30Cons.Ordinary income
Ordinary income¥476m2022-10-01 → 2023-09-30vCons.Ordinary income loss (5-year summary)
Ordinary income¥711m2021-10-01 → 2022-09-30vCons.Ordinary income loss (5-year summary)
Ordinary income¥669m2020-10-01 → 2021-09-30dCons.Ordinary income loss (5-year summary)
Profit before tax¥817m2024-10-01 → 2025-09-30Cons.Income before income taxes
Profit before tax¥571m2023-10-01 → 2024-09-30Cons.Income before income taxes
Net income (owners)¥486m2024-10-01 → 2025-09-30Cons.Profit loss attributable to owners of parent
Net income (owners)¥384m2023-10-01 → 2024-09-30Cons.Profit loss attributable to owners of parent
Net income (owners)¥372m2022-10-01 → 2023-09-30vCons.Profit loss attributable to owners of parent (5-year summary)
Net income (owners)¥526m2021-10-01 → 2022-09-30vCons.Profit loss attributable to owners of parent (5-year summary)
Net income (owners)¥488m2020-10-01 → 2021-09-30dCons.Profit loss attributable to owners of parent (5-year summary)
Net income¥486m2024-10-01 → 2025-09-30Cons.Profit loss
Net income¥384m2023-10-01 → 2024-09-30Cons.Profit loss
Total assets¥8.7bnat 2025-09-30Cons.Assets
Total assets¥8.1bnat 2024-09-30Cons.Assets
Total assets¥8.2bnat 2023-09-30vCons.Total assets (5-year summary)
Total assets¥7.7bnat 2022-09-30vCons.Total assets (5-year summary)
Total assets¥7.4bnat 2021-09-30dCons.Total assets (5-year summary)
Total liabilities¥2.3bnat 2025-09-30Cons.Liabilities
Total liabilities¥2.1bnat 2024-09-30Cons.Liabilities
Net assets / equity¥6.4bnat 2025-09-30Cons.Net assets
Net assets / equity¥6.0bnat 2024-09-30Cons.Net assets
Net assets / equity¥6.0bnat 2023-09-30vCons.Net assets
Net assets / equity¥5.6bnat 2022-09-30vCons.Net assets (5-year summary)
Net assets / equity¥5.4bnat 2021-09-30dCons.Net assets (5-year summary)
Cash and deposits¥3.7bnat 2025-09-30Cons.Cash and deposits
Cash and deposits¥4.1bnat 2024-09-30Cons.Cash and deposits
Cash & equivalents¥3.7bnat 2025-09-30Cons.Cash and cash equivalents
Cash & equivalents¥4.1bnat 2024-09-30Cons.Cash and cash equivalents
Cash & equivalents¥4.0bnat 2023-09-30vCons.Cash and cash equivalents
Cash & equivalents¥3.9bnat 2022-09-30vCons.Cash and cash equivalents (5-year summary)
Cash & equivalents¥4.1bnat 2021-09-30dCons.Cash and cash equivalents (5-year summary)
Operating cash flow¥145m2024-10-01 → 2025-09-30Cons.Net cash provided by used in operating activities
Operating cash flow¥510m2023-10-01 → 2024-09-30Cons.Net cash provided by used in operating activities
Operating cash flow¥490m2022-10-01 → 2023-09-30vCons.Net cash provided by used in operating activities (5-year summary)
Operating cash flow¥468m2021-10-01 → 2022-09-30vCons.Net cash provided by used in operating activities (5-year summary)
Operating cash flow¥342m2020-10-01 → 2021-09-30dCons.Net cash provided by used in operating activities (5-year summary)
Investing cash flow−¥166m2024-10-01 → 2025-09-30Cons.Net cash provided by used in investment activities
Investing cash flow¥12m2023-10-01 → 2024-09-30Cons.Net cash provided by used in investment activities
Investing cash flow−¥211m2022-10-01 → 2023-09-30vCons.Net cash provided by used in investing activities (5-year summary)
Investing cash flow−¥268m2021-10-01 → 2022-09-30vCons.Net cash provided by used in investing activities (5-year summary)
Investing cash flow¥14m2020-10-01 → 2021-09-30dCons.Net cash provided by used in investing activities (5-year summary)
Financing cash flow−¥304m2024-10-01 → 2025-09-30Cons.Net cash provided by used in financing activities
Financing cash flow−¥430m2023-10-01 → 2024-09-30Cons.Net cash provided by used in financing activities
Financing cash flow−¥244m2022-10-01 → 2023-09-30vCons.Net cash provided by used in financing activities (5-year summary)
Financing cash flow−¥315m2021-10-01 → 2022-09-30vCons.Net cash provided by used in financing activities (5-year summary)
Financing cash flow−¥294m2020-10-01 → 2021-09-30dCons.Net cash provided by used in financing activities (5-year summary)
EPS (basic)¥65.312024-10-01 → 2025-09-30Cons.Basic earnings loss per share (5-year summary)
EPS (basic)¥51.652023-10-01 → 2024-09-30Cons.Basic earnings loss per share (5-year summary)
EPS (basic)¥49.062022-10-01 → 2023-09-30vCons.Basic earnings loss per share (5-year summary)
EPS (basic)¥68.992021-10-01 → 2022-09-30vCons.Basic earnings loss per share (5-year summary)
EPS (basic)¥63.322020-10-01 → 2021-09-30dCons.Basic earnings loss per share (5-year summary)
Net assets per share¥864.66at 2025-09-30Cons.Net assets per share (5-year summary)
Net assets per share¥810.48at 2024-09-30Cons.Net assets per share (5-year summary)
Net assets per share¥796.83at 2023-09-30vCons.Net assets per share (5-year summary)
Net assets per share¥736.38at 2022-09-30vCons.Net assets per share (5-year summary)
Net assets per share¥705.8at 2021-09-30dCons.Net assets per share (5-year summary)
Equity ratio73.9%at 2025-09-30Cons.Equity to asset ratio (5-year summary)
Equity ratio74.3%at 2024-09-30Cons.Equity to asset ratio (5-year summary)
Equity ratio73.9%at 2023-09-30vCons.Equity to asset ratio (5-year summary)
Equity ratio73.0%at 2022-09-30vCons.Equity to asset ratio (5-year summary)
Equity ratio73.1%at 2021-09-30dCons.Equity to asset ratio (5-year summary)
ROE7.8%2024-10-01 → 2025-09-30Cons.Rate of return on equity (5-year summary)
ROE6.4%2023-10-01 → 2024-09-30Cons.Rate of return on equity (5-year summary)
ROE6.4%2022-10-01 → 2023-09-30vCons.Rate of return on equity (5-year summary)
ROE9.5%2021-10-01 → 2022-09-30vCons.Rate of return on equity (5-year summary)
ROE9.1%2020-10-01 → 2021-09-30dCons.Rate of return on equity (5-year summary)
Employees807at 2025-09-30Cons.Number of employees
Employees762at 2024-09-30Cons.Number of employees
Employees744at 2023-09-30vCons.Number of employees
Employees759at 2022-09-30vCons.Number of employees
Employees748at 2021-09-30dCons.Number of employees
Revenue¥9.5bn2024-10-01 → 2025-09-30StandaloneNet sales
Revenue¥8.9bn2023-10-01 → 2024-09-30StandaloneNet sales
Revenue¥8.2bn2022-10-01 → 2023-09-30vStandaloneNet sales (5-year summary)
Revenue¥8.1bn2021-10-01 → 2022-09-30vStandaloneNet sales (5-year summary)
Revenue¥8.1bn2020-10-01 → 2021-09-30dStandaloneNet sales (5-year summary)
Operating income¥542m2024-10-01 → 2025-09-30StandaloneOperating income
Operating income¥432m2023-10-01 → 2024-09-30StandaloneOperating income
Ordinary income¥628m2024-10-01 → 2025-09-30StandaloneOrdinary income
Ordinary income¥505m2023-10-01 → 2024-09-30StandaloneOrdinary income
Ordinary income¥461m2022-10-01 → 2023-09-30vStandaloneOrdinary income loss (5-year summary)
Ordinary income¥681m2021-10-01 → 2022-09-30vStandaloneOrdinary income loss (5-year summary)
Ordinary income¥668m2020-10-01 → 2021-09-30dStandaloneOrdinary income loss (5-year summary)
Profit before tax¥840m2024-10-01 → 2025-09-30StandaloneIncome before income taxes
Profit before tax¥524m2023-10-01 → 2024-09-30StandaloneIncome before income taxes
Net income¥536m2024-10-01 → 2025-09-30StandaloneProfit loss
Net income¥362m2023-10-01 → 2024-09-30StandaloneProfit loss
Net income¥375m2022-10-01 → 2023-09-30vStandaloneNet income loss (5-year summary)
Net income¥546m2021-10-01 → 2022-09-30vStandaloneNet income loss (5-year summary)
Net income¥488m2020-10-01 → 2021-09-30dStandaloneNet income loss (5-year summary)
Total assets¥8.6bnat 2025-09-30StandaloneAssets
Total assets¥8.1bnat 2024-09-30StandaloneAssets
Total assets¥8.1bnat 2023-09-30vStandaloneTotal assets (5-year summary)
Total assets¥7.6bnat 2022-09-30vStandaloneTotal assets (5-year summary)
Total assets¥7.5bnat 2021-09-30dStandaloneTotal assets (5-year summary)
Total liabilities¥2.1bnat 2025-09-30StandaloneLiabilities
Total liabilities¥2.2bnat 2024-09-30StandaloneLiabilities
Net assets / equity¥6.5bnat 2025-09-30StandaloneNet assets
Net assets / equity¥5.9bnat 2024-09-30StandaloneNet assets
Net assets / equity¥5.9bnat 2023-09-30vStandaloneNet assets
Net assets / equity¥5.6bnat 2022-09-30vStandaloneNet assets (5-year summary)
Net assets / equity¥5.4bnat 2021-09-30dStandaloneNet assets (5-year summary)
Cash and deposits¥3.3bnat 2025-09-30StandaloneCash and deposits
Cash and deposits¥3.7bnat 2024-09-30StandaloneCash and deposits
EPS (basic)¥72.082024-10-01 → 2025-09-30StandaloneBasic earnings loss per share (5-year summary)
EPS (basic)¥48.682023-10-01 → 2024-09-30StandaloneBasic earnings loss per share (5-year summary)
EPS (basic)¥49.452022-10-01 → 2023-09-30vStandaloneBasic earnings loss per share (5-year summary)
EPS (basic)¥71.562021-10-01 → 2022-09-30vStandaloneBasic earnings loss per share (5-year summary)
EPS (basic)¥63.322020-10-01 → 2021-09-30dStandaloneBasic earnings loss per share (5-year summary)
Dividend per share¥402024-10-01 → 2025-09-30StandaloneDividend paid per share (5-year summary)
Dividend per share¥352023-10-01 → 2024-09-30StandaloneDividend paid per share (5-year summary)
Dividend per share¥342022-10-01 → 2023-09-30vStandaloneDividend paid per share (5-year summary)
Dividend per share¥312021-10-01 → 2022-09-30vStandaloneDividend paid per share (5-year summary)
Dividend per share¥282020-10-01 → 2021-09-30dStandaloneDividend paid per share (5-year summary)
Net assets per share¥871.49at 2025-09-30StandaloneNet assets per share (5-year summary)
Net assets per share¥787.66at 2024-09-30StandaloneNet assets per share (5-year summary)
Net assets per share¥777.65at 2023-09-30vStandaloneNet assets per share (5-year summary)
Net assets per share¥733.12at 2022-09-30vStandaloneNet assets per share (5-year summary)
Net assets per share¥695.43at 2021-09-30dStandaloneNet assets per share (5-year summary)
Equity ratio75.4%at 2025-09-30StandaloneEquity to asset ratio (5-year summary)
Equity ratio72.6%at 2024-09-30StandaloneEquity to asset ratio (5-year summary)
Equity ratio72.8%at 2023-09-30vStandaloneEquity to asset ratio (5-year summary)
Equity ratio73.7%at 2022-09-30vStandaloneEquity to asset ratio (5-year summary)
Equity ratio71.6%at 2021-09-30dStandaloneEquity to asset ratio (5-year summary)
ROE8.7%2024-10-01 → 2025-09-30StandaloneRate of return on equity (5-year summary)
ROE6.2%2023-10-01 → 2024-09-30StandaloneRate of return on equity (5-year summary)
ROE6.5%2022-10-01 → 2023-09-30vStandaloneRate of return on equity (5-year summary)
ROE10.0%2021-10-01 → 2022-09-30vStandaloneRate of return on equity (5-year summary)
ROE9.2%2020-10-01 → 2021-09-30dStandaloneRate of return on equity (5-year summary)
Shares issued7,732,270at 2025-09-30StandaloneTotal number of issued shares (5-year summary)
Shares issued7,732,270at 2024-09-30StandaloneTotal number of issued shares (5-year summary)
Shares issued7,732,270at 2023-09-30vStandaloneTotal number of issued shares (5-year summary)
Shares issued7,732,270at 2022-09-30vStandaloneTotal number of issued shares (5-year summary)
Shares issued7,732,270at 2021-09-30dStandaloneTotal number of issued shares (5-year summary)
Employees722at 2025-09-30StandaloneNumber of employees
Employees733at 2024-09-30StandaloneNumber of employees
Employees714at 2023-09-30vStandaloneNumber of employees
Employees730at 2022-09-30vStandaloneNumber of employees
Employees744at 2021-09-30dStandaloneNumber of employees

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 · 1,370
ItemContextValueUnit
Metrics unit description of metrics related to policy on development of human resources and internal environment and targets and performance using such metricsCurrentYearInstant_Row3Member%
Reference to other information metrics and targetsFilingDateInstantText · Plus
Business risks (text)FilingDateInstantText · Plus
Management analysis of financial position operating results and cash flows (text)FilingDateInstantText · Plus
Critical contracts (text)FilingDateInstantText · Plus
Research and development activities (text)FilingDateInstantText · Plus
Overview of capital expenditures etc (text)FilingDateInstantText · Plus
Major facilities (text)FilingDateInstantText · Plus
Planned additions retirements etc of facilities (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)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単元株式数   100株
Details of employee share option program (text)FilingDateInstantText · Plus
Description of rights plan (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
Shareholding by shareholder category (text)FilingDateInstantText · Plus
Major shareholders (text)FilingDateInstantText · Plus
Name major shareholdersCurrentYearInstant_No1MajorShareholdersMember
Original text (Japanese)一般財団法人IC齋藤育英会
Address major shareholdersCurrentYearInstant_No1MajorShareholdersMember
Original text (Japanese)東京都港区港南2-15-3
Name major shareholdersCurrentYearInstant_No2MajorShareholdersMember
Original text (Japanese)IC従業員持株会
Address major shareholdersCurrentYearInstant_No2MajorShareholdersMember
Original text (Japanese)東京都港区港南2-15-3
Name major shareholdersCurrentYearInstant_No3MajorShareholdersMember
Original text (Japanese)光通信KK投資事業有限責任組合
Address major shareholdersCurrentYearInstant_No3MajorShareholdersMember
Original text (Japanese)東京都豊島区西池袋1-4-10
Name major shareholdersCurrentYearInstant_No4MajorShareholdersMember
Original text (Japanese)株式会社スカラ
Address major shareholdersCurrentYearInstant_No4MajorShareholdersMember
Original text (Japanese)東京都渋谷区渋谷2-21-1
Name major shareholdersCurrentYearInstant_No5MajorShareholdersMember
Original text (Japanese)史 海 波
Address major shareholdersCurrentYearInstant_No5MajorShareholdersMember
Original text (Japanese)北海道札幌市中央区
Name major shareholdersCurrentYearInstant_No6MajorShareholdersMember
Original text (Japanese)上 野 正 敏
Address major shareholdersCurrentYearInstant_No6MajorShareholdersMember
Original text (Japanese)東京都国分寺市
Name major shareholdersCurrentYearInstant_No7MajorShareholdersMember
Original text (Japanese)山 田 亨
Address major shareholdersCurrentYearInstant_No7MajorShareholdersMember
Original text (Japanese)千葉県柏市
Name major shareholdersCurrentYearInstant_No8MajorShareholdersMember
Original text (Japanese)小 沢 庸 司
Address major shareholdersCurrentYearInstant_No8MajorShareholdersMember
Original text (Japanese)神奈川県横浜市青葉区
Name major shareholdersCurrentYearInstant_No9MajorShareholdersMember
Original text (Japanese)庄 子 浩
Address major shareholdersCurrentYearInstant_No9MajorShareholdersMember
Original text (Japanese)東京都大田区
Name major shareholdersCurrentYearInstant_No10MajorShareholdersMember
Original text (Japanese)須 賀 明 宏
Address major shareholdersCurrentYearInstant_No10MajorShareholdersMember
Original text (Japanese)東京都江戸川区
Issued shares voting rights (text)FilingDateInstantText · Plus
Description issued shares voting rightsCurrentYearInstant_SharesWithNoVotingRightsMember-
Description issued shares voting rightsCurrentYearInstant_SharesWithRestrictedVotingRightsTreasurySharesEtcMember-
Description issued shares voting rightsCurrentYearInstant_SharesWithRestrictedVotingRightsOtherMember-
Description issued shares voting rightsCurrentYearInstant_SharesWithFullVotingRightsTreasurySharesEtcMember
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
Description issued shares voting rightsCurrentYearInstant_SharesWithFullVotingRightsOtherMember
Original text (Japanese)同上
Description issued shares voting rightsCurrentYearInstant_SharesLessThanOneUnitMember
Original text (Japanese)同上
Treasury shares etc (text)FilingDateInstantText · Plus
Name of shareholder treasury shares etcCurrentYearInstant_Row1Member
Original text (Japanese)株式会社IC

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 · 24 of 24 passed
balance sheet identityconsolidated 2024-09-30pass rounding
balance sheet identityconsolidated 2025-09-30pass
balance sheet identitynon_consolidated 2024-09-30pass
balance sheet identitynon_consolidated 2025-09-30pass rounding
dei present pass
period resolution pass
statement vs summary · net assetsconsolidated 2023-09-30pass
statement vs summary · net assetsconsolidated 2024-09-30pass
statement vs summary · net assetsconsolidated 2025-09-30pass
statement vs summary · net assetsnon_consolidated 2023-09-30pass
statement vs summary · net assetsnon_consolidated 2024-09-30pass
statement vs summary · net assetsnon_consolidated 2025-09-30pass
statement vs summary · net income attributable to parentconsolidated 2023-10-01/2024-09-30pass
statement vs summary · net income attributable to parentconsolidated 2024-10-01/2025-09-30pass
statement vs summary · operating cash flowconsolidated 2023-10-01/2024-09-30pass
statement vs summary · operating cash flowconsolidated 2024-10-01/2025-09-30pass
statement vs summary · revenueconsolidated 2023-10-01/2024-09-30pass
statement vs summary · revenueconsolidated 2024-10-01/2025-09-30pass
statement vs summary · revenuenon_consolidated 2023-10-01/2024-09-30pass
statement vs summary · revenuenon_consolidated 2024-10-01/2025-09-30pass
statement vs summary · total assetsconsolidated 2024-09-30pass
statement vs summary · total assetsconsolidated 2025-09-30pass
statement vs summary · total assetsnon_consolidated 2024-09-30pass
statement vs summary · total assetsnon_consolidated 2025-09-30pass