# 【表紙】

【提出書類】 | 有価証券報告書
【根拠条文】 | 金融商品取引法第24条第１項
【提出先】 | 関東財務局長
【提出日】 | 2022年６月24日
【事業年度】 | 第51期（自　2021年４月１日　至　2022年３月31日）
【会社名】 | 株式会社アイネット
【英訳名】 | I-NET CORP.
【代表者の役職氏名】 | 代表取締役兼社長執行役員　坂井　満
【本店の所在の場所】 | 横浜市西区みなとみらい三丁目３番１号
【電話番号】 | ０４５（６８２）０８０１
【事務連絡者氏名】 | 取締役兼常務執行役員　財務本部長　内田　直克
【最寄りの連絡場所】 | 横浜市西区みなとみらい三丁目３番１号
【電話番号】 | ０４５（６８２）０８０１
【事務連絡者氏名】 | 取締役兼常務執行役員　財務本部長　内田　直克
【縦覧に供する場所】 | 株式会社アイネット　東京事業所 （東京都大田区蒲田五丁目37番１号） 株式会社アイネット　中部支店 （名古屋市中区新栄一丁目５番８号） 株式会社アイネット　大阪支店 （大阪市淀川区西中島六丁目１番１号） 株式会社東京証券取引所 （東京都中央区日本橋兜町２番１号）

E04919 96000 株式会社アイネット I-NET CORP. 企業内容等の開示に関する内閣府令 第三号様式 Japan GAAP true CTE CTE 2021-04-01 2022-03-31 FY 2022-03-31 2020-04-01 2021-03-31 2021-03-31 1 false false false E04919-000 2020-04-01 2021-03-31 jppfs_cor:NonConsolidatedMember jpcrp030000-asr_E04919-000:ReserveForTaxSystemToPromoteOpenInnovationMember E04919-000 2020-03-31 jppfs_cor:NonConsolidatedMember jpcrp030000-asr_E04919-000:ReserveForTaxSystemToPromoteOpenInnovationMember E04919-000 2022-06-24 jpcrp030000-asr_E04919-000:TsuboyaTetsuroMember E04919-000 2022-06-24 jpcrp030000-asr_E04919-000:SuzukiNorikoMember E04919-000 2022-03-31 jpcrp_cor:OrdinaryShareMember E04919-000 2022-03-31 jpcrp_cor:SharesWithNoVotingRightsMember E04919-000 2022-03-31 jpcrp_cor:SharesWithRestrictedVotingRightsTreasurySharesEtcMember E04919-000 2022-03-31 jpcrp_cor:SharesWithRestrictedVotingRightsOtherMember E04919-000 2022-03-31 jpcrp_cor:SharesWithFullVotingRightsTreasurySharesEtcMember E04919-000 2022-06-24 jpcrp_cor:OrdinaryShareMember E04919-000 2021-03-31 jpcrp_cor:Row1Member E04919-000 2021-03-31 jpcrp_cor:Row2Member E04919-000 2021-03-31 jpcrp_cor:Row3Member E04919-000 2021-03-31 jpcrp_cor:Row4Member E04919-000 2021-03-31 E04919-000 2020-04-01 2021-03-31 E04919-000 2020-03-31 E04919-000 2019-04-01 2020-03-31 E04919-000 2019-03-31 E04919-000 2018-04-01 2019-03-31 E04919-000 2018-03-31 E04919-000 2022-06-24 E04919-000 2017-04-01 2018-03-31 E04919-000 2022-03-31 jppfs_cor:NonConsolidatedMember jpcrp030000-asr_E04919-000:ReserveForTaxSystemToPromoteOpenInnovationMember E04919-000 2021-04-01 2022-03-31 jppfs_cor:NonConsolidatedMember jpcrp030000-asr_E04919-000:ReserveForTaxSystemToPromoteOpenInnovationMember E04919-000 2021-03-31 jppfs_cor:NonConsolidatedMember jpcrp030000-asr_E04919-000:ReserveForTaxSystemToPromoteOpenInnovationMember E04919-000 2022-06-24 jpcrp030000-asr_E04919-000:OtsukiRikuoMember E04919-000 2022-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:ValuationAndTranslationAdjustmentsMember E04919-000 2021-04-01 2022-03-31 jppfs_cor:ShareholdersEquityMember jppfs_cor:NonConsolidatedMember E04919-000 2022-06-24 jpcrp030000-asr_E04919-000:SakaiMitsuruMember E04919-000 2022-06-24 jpcrp030000-asr_E04919-000:SaekiTomomichiMember E04919-000 2022-06-24 jpcrp030000-asr_E04919-000:UchidaNaokatsuMember E04919-000 2022-06-24 jpcrp030000-asr_E04919-000:KinoshitaMasakazuMember E04919-000 2022-06-24 jpcrp030000-asr_E04919-000:ImaiKatsuyukiMember E04919-000 2022-06-24 jpcrp030000-asr_E04919-000:TakenouchiYukikoMember E04919-000 2022-06-24 jpcrp030000-asr_E04919-000:KitagawaHiromiMember E04919-000 2022-06-24 jpcrp030000-asr_E04919-000:IchikawaYusukeMember E04919-000 2021-04-01 2022-03-31 jpcrp_cor:DirectorsExcludingAuditAndSupervisoryCommitteeMembersAndOutsideDirectorsMember E04919-000 2021-04-01 2022-03-31 jpcrp_cor:DirectorsAppointedAsAuditAndSupervisoryCommitteeMembersExcludingOutsideDirectorsMember E04919-000 2021-04-01 2022-03-31 jpcrp_cor:CorporateAuditorsExcludingOutsideCorporateAuditorsMember E04919-000 2021-04-01 2022-03-31 jpcrp_cor:OutsideDirectorsAndOtherOfficersMember E04919-000 2022-03-31 jpcrp_cor:SharesLessThanOneUnitMember E04919-000 2022-03-31 jpcrp_cor:OrdinarySharesSharesLessThanOneUnitMember E04919-000 2022-06-24 jpcrp_cor:Row2Member E04919-000 2022-06-24 jpcrp_cor:Row3Member E04919-000 2022-06-24 jpcrp_cor:Row1Member E04919-000 2021-03-31 jpcrp_cor:Row5Member E04919-000 2021-03-31 jpcrp_cor:Row6Member E04919-000 2021-03-31 jpcrp_cor:Row7Member E04919-000 2021-03-31 jpcrp_cor:Row9Member E04919-000 2021-03-31 jpcrp_cor:Row10Member E04919-000 2021-03-31 jpcrp_cor:Row8Member E04919-000 2022-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:CapitalStockMember E04919-000 2022-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:CapitalSurplusMember E04919-000 2022-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:LegalCapitalSurplusMember E04919-000 2022-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:OtherCapitalSurplusMember E04919-000 2022-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:RetainedEarningsMember E04919-000 2022-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:RetainedEarningsBroughtForwardMember E04919-000 2022-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:TreasuryStockMember E04919-000 2020-04-01 2021-03-31 jppfs_cor:ShareholdersEquityMember E04919-000 2020-04-01 2021-03-31 jppfs_cor:ValuationDifferenceOnAvailableForSaleSecuritiesMember E04919-000 2020-04-01 2021-03-31 jppfs_cor:ValuationAndTranslationAdjustmentsMember E04919-000 2020-04-01 2021-03-31 jppfs_cor:CapitalStockMember E04919-000 2020-04-01 2021-03-31 jppfs_cor:CapitalSurplusMember E04919-000 2021-03-31 jppfs_cor:CapitalStockMember E04919-000 2021-03-31 jppfs_cor:CapitalSurplusMember E04919-000 2022-03-31 jppfs_cor:ValuationDifferenceOnAvailableForSaleSecuritiesMember E04919-000 2021-04-01 2022-03-31 jppfs_cor:CapitalStockMember E04919-000 2021-04-01 2022-03-31 jppfs_cor:CapitalSurplusMember E04919-000 2021-04-01 2022-03-31 jppfs_cor:RetainedEarningsMember E04919-000 2021-04-01 2022-03-31 jppfs_cor:TreasuryStockMember E04919-000 2020-04-01 2021-03-31 jppfs_cor:RemeasurementsOfDefinedBenefitPlansMember E04919-000 2020-03-31 jppfs_cor:RemeasurementsOfDefinedBenefitPlansMember E04919-000 2022-03-31 jppfs_cor:RemeasurementsOfDefinedBenefitPlansMember E04919-000 2021-04-01 2022-03-31 jppfs_cor:RemeasurementsOfDefinedBenefitPlansMember E04919-000 2022-03-31 jppfs_cor:ValuationDifferenceOnAvailableForSaleSecuritiesMember jppfs_cor:NonConsolidatedMember E04919-000 2021-04-01 2022-03-31 jppfs_cor:CapitalStockMember jppfs_cor:NonConsolidatedMember E04919-000 2021-04-01 2022-03-31 jppfs_cor:CapitalSurplusMember jppfs_cor:NonConsolidatedMember E04919-000 2022-03-31 jppfs_cor:NonConsolidatedMember E04919-000 2021-04-01 2022-03-31 jppfs_cor:NonConsolidatedMember E04919-000 2021-03-31 jppfs_cor:NonConsolidatedMember E04919-000 2020-04-01 2021-03-31 jppfs_cor:NonConsolidatedMember E04919-000 2020-03-31 jppfs_cor:NonConsolidatedMember E04919-000 2019-04-01 2020-03-31 jppfs_cor:NonConsolidatedMember E04919-000 2019-03-31 jppfs_cor:NonConsolidatedMember E04919-000 2018-04-01 2019-03-31 jppfs_cor:NonConsolidatedMember E04919-000 2018-03-31 jppfs_cor:NonConsolidatedMember E04919-000 2017-04-01 2018-03-31 jppfs_cor:NonConsolidatedMember E04919-000 2020-03-31 jppfs_cor:CapitalStockMember E04919-000 2020-03-31 jppfs_cor:CapitalSurplusMember E04919-000 2020-03-31 jppfs_cor:RetainedEarningsMember E04919-000 2021-04-01 2022-03-31 jppfs_cor:ValuationAndTranslationAdjustmentsMember E04919-000 2021-04-01 2022-03-31 jppfs_cor:LegalCapitalSurplusMember jppfs_cor:NonConsolidatedMember E04919-000 2021-04-01 2022-03-31 jppfs_cor:OtherCapitalSurplusMember jppfs_cor:NonConsolidatedMember E04919-000 2021-04-01 2022-03-31 jppfs_cor:RetainedEarningsMember jppfs_cor:NonConsolidatedMember E04919-000 2021-04-01 2022-03-31 jppfs_cor:RetainedEarningsBroughtForwardMember jppfs_cor:NonConsolidatedMember E04919-000 2021-04-01 2022-03-31 jppfs_cor:TreasuryStockMember jppfs_cor:NonConsolidatedMember E04919-000 2021-04-01 2022-03-31 jppfs_cor:ValuationAndTranslationAdjustmentsMember jppfs_cor:NonConsolidatedMember E04919-000 2021-04-01 2022-03-31 jppfs_cor:ValuationDifferenceOnAvailableForSaleSecuritiesMember jppfs_cor:NonConsolidatedMember E04919-000 2021-03-31 jppfs_cor:RetainedEarningsMember E04919-000 2021-03-31 jppfs_cor:TreasuryStockMember E04919-000 2021-03-31 jppfs_cor:ShareholdersEquityMember E04919-000 2021-03-31 jppfs_cor:ValuationDifferenceOnAvailableForSaleSecuritiesMember E04919-000 2021-03-31 jppfs_cor:ValuationAndTranslationAdjustmentsMember E04919-000 2022-03-31 jpcrp_cor:No2MajorShareholdersMember E04919-000 2022-03-31 jpcrp_cor:No3MajorShareholdersMember E04919-000 2022-03-31 jpcrp_cor:No4MajorShareholdersMember E04919-000 2022-03-31 jpcrp_cor:No5MajorShareholdersMember E04919-000 2022-03-31 jpcrp_cor:No6MajorShareholdersMember E04919-000 2022-03-31 jpcrp_cor:No7MajorShareholdersMember E04919-000 2022-03-31 jpcrp_cor:No8MajorShareholdersMember E04919-000 2022-03-31 jpcrp_cor:No9MajorShareholdersMember E04919-000 2022-03-31 jpcrp_cor:No10MajorShareholdersMember E04919-000 2021-04-01 2022-03-31 jppfs_cor:ValuationDifferenceOnAvailableForSaleSecuritiesMember E04919-000 2022-03-31 jppfs_cor:ShareholdersEquityMember jppfs_cor:NonConsolidatedMember E04919-000 2020-04-01 2021-03-31 jppfs_cor:CapitalSurplusMember jppfs_cor:NonConsolidatedMember E04919-000 2020-04-01 2021-03-31 jppfs_cor:RetainedEarningsBroughtForwardMember jppfs_cor:NonConsolidatedMember E04919-000 2020-04-01 2021-03-31 jppfs_cor:RetainedEarningsMember jppfs_cor:NonConsolidatedMember E04919-000 2020-04-01 2021-03-31 jppfs_cor:TreasuryStockMember jppfs_cor:NonConsolidatedMember E04919-000 2020-04-01 2021-03-31 jppfs_cor:ShareholdersEquityMember jppfs_cor:NonConsolidatedMember E04919-000 2020-04-01 2021-03-31 jppfs_cor:ValuationDifferenceOnAvailableForSaleSecuritiesMember jppfs_cor:NonConsolidatedMember E04919-000 2020-04-01 2021-03-31 jppfs_cor:ValuationAndTranslationAdjustmentsMember jppfs_cor:NonConsolidatedMember E04919-000 2021-03-31 jppfs_cor:ShareholdersEquityMember jppfs_cor:NonConsolidatedMember E04919-000 2021-03-31 jppfs_cor:CapitalStockMember jppfs_cor:NonConsolidatedMember E04919-000 2021-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:LegalCapitalSurplusMember E04919-000 2021-03-31 jppfs_cor:OtherCapitalSurplusMember jppfs_cor:NonConsolidatedMember E04919-000 2021-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:CapitalSurplusMember E04919-000 2021-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:RetainedEarningsBroughtForwardMember E04919-000 2021-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:RetainedEarningsMember E04919-000 2021-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:TreasuryStockMember E04919-000 2021-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:ValuationDifferenceOnAvailableForSaleSecuritiesMember E04919-000 2021-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:ValuationAndTranslationAdjustmentsMember E04919-000 2020-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:CapitalStockMember E04919-000 2020-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:LegalCapitalSurplusMember E04919-000 2020-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:OtherCapitalSurplusMember E04919-000 2020-03-31 jppfs_cor:TreasuryStockMember E04919-000 2020-03-31 jppfs_cor:ShareholdersEquityMember E04919-000 2020-03-31 jppfs_cor:ValuationDifferenceOnAvailableForSaleSecuritiesMember E04919-000 2020-03-31 jppfs_cor:ValuationAndTranslationAdjustmentsMember E04919-000 2020-04-01 2021-03-31 jppfs_cor:RetainedEarningsMember E04919-000 2020-04-01 2021-03-31 jppfs_cor:TreasuryStockMember E04919-000 2022-03-31 jpcrp_cor:OrdinarySharesSharesWithFullVotingRightsTreasurySharesEtcMember E04919-000 2022-03-31 jpcrp_cor:SharesWithFullVotingRightsOtherMember E04919-000 2022-03-31 jpcrp_cor:OrdinarySharesSharesWithFullVotingRightsOtherMember E04919-000 2022-03-31 jpcrp_cor:Row1Member E04919-000 2022-03-31 jpcrp_cor:Row2Member E04919-000 2022-03-31 jpcrp_cor:Row3Member E04919-000 2022-03-31 jpcrp_cor:Row4Member E04919-000 2021-03-31 jppfs_cor:RemeasurementsOfDefinedBenefitPlansMember E04919-000 2020-03-31 jppfs_cor:CapitalSurplusMember jppfs_cor:NonConsolidatedMember E04919-000 2020-03-31 jppfs_cor:RetainedEarningsBroughtForwardMember jppfs_cor:NonConsolidatedMember E04919-000 2020-03-31 jppfs_cor:RetainedEarningsMember jppfs_cor:NonConsolidatedMember E04919-000 2020-03-31 jppfs_cor:TreasuryStockMember jppfs_cor:NonConsolidatedMember E04919-000 2020-03-31 jppfs_cor:ShareholdersEquityMember jppfs_cor:NonConsolidatedMember E04919-000 2020-03-31 jppfs_cor:ValuationDifferenceOnAvailableForSaleSecuritiesMember jppfs_cor:NonConsolidatedMember E04919-000 2020-03-31 jppfs_cor:ValuationAndTranslationAdjustmentsMember jppfs_cor:NonConsolidatedMember E04919-000 2020-04-01 2021-03-31 jppfs_cor:CapitalStockMember jppfs_cor:NonConsolidatedMember E04919-000 2020-04-01 2021-03-31 jppfs_cor:LegalCapitalSurplusMember jppfs_cor:NonConsolidatedMember E04919-000 2020-04-01 2021-03-31 jppfs_cor:OtherCapitalSurplusMember jppfs_cor:NonConsolidatedMember E04919-000 2022-03-31 jppfs_cor:ShareholdersEquityMember E04919-000 2022-03-31 jppfs_cor:CapitalStockMember E04919-000 2022-03-31 jppfs_cor:CapitalSurplusMember E04919-000 2022-03-31 jppfs_cor:RetainedEarningsMember E04919-000 2022-03-31 jppfs_cor:TreasuryStockMember E04919-000 2022-03-31 jppfs_cor:ValuationAndTranslationAdjustmentsMember E04919-000 2021-04-01 2022-03-31 jppfs_cor:ShareholdersEquityMember E04919-000 2022-03-31 jpcrp_cor:Row5Member E04919-000 2022-03-31 jpcrp_cor:Row6Member E04919-000 2022-03-31 jpcrp_cor:Row7Member E04919-000 2022-03-31 jpcrp_cor:Row8Member E04919-000 2022-03-31 jpcrp_cor:Row9Member E04919-000 2022-03-31 jpcrp_cor:Row10Member E04919-000 2022-03-31 jpcrp_cor:No1MajorShareholdersMember E04919-000 2022-03-31 E04919-000 2021-04-01 2022-03-31 xbrli:pure iso4217:JPY iso4217:JPY xbrli:shares xbrli:shares