# 【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78期（自　2021年４月１日　至　2022年３月31日）
【会社名】 | 積水化成品工業株式会社
【英訳名】 | Sekisui Kasei Co., Ltd.
【代表者の役職氏名】 | 代表取締役社長　　柏原　正人
【本店の所在の場所】 | 大阪市北区西天満２丁目４番４号
【電話番号】 | 大阪０６（６３６５）３０１４番
【事務連絡者氏名】 | コーポレート戦略本部財務経理部副部長　　大浦　公一
【最寄りの連絡場所】 | 東京都新宿区西新宿２丁目７番１号
【電話番号】 | 東京０３（３３４７）９６２３番
【事務連絡者氏名】 | 執行役員コーポレート戦略本部財務経理部長　　　　味木　俊衛
【縦覧に供する場所】 | 積水化成品工業株式会社東京本部※ （東京都新宿区西新宿２丁目７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）

（注）※は金融商品取引法の規定による縦覧に供すべき場所ではありませんが、株主等の縦覧の便宜のために備えるものであります。

E00845 42280 積水化成品工業株式会社 Sekisui Kasei Co., Ltd. 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 E00845-000 2022-06-24 jpcrp030000-asr_E00845-000:UeharaMichikoMember E00845-000 2022-06-24 jpcrp030000-asr_E00845-000:AkashiMamoruMember E00845-000 2021-04-01 2022-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:ShareholdersEquityMember E00845-000 2021-04-01 2022-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:CapitalStockMember E00845-000 2021-04-01 2022-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:CapitalSurplusMember E00845-000 2021-03-31 jpcrp_cor:Row5Member E00845-000 2021-03-31 jpcrp_cor:Row6Member E00845-000 2021-03-31 jpcrp_cor:Row7Member E00845-000 2020-03-31 jppfs_cor:RevaluationReserveForLandMember E00845-000 2020-03-31 jppfs_cor:ForeignCurrencyTranslationAdjustmentMember E00845-000 2020-03-31 jppfs_cor:ValuationAndTranslationAdjustmentsMember E00845-000 2020-03-31 jppfs_cor:NonControllingInterestsMember E00845-000 2020-04-01 2021-03-31 jppfs_cor:ShareholdersEquityMember E00845-000 2020-04-01 2021-03-31 jppfs_cor:ValuationDifferenceOnAvailableForSaleSecuritiesMember E00845-000 2020-04-01 2021-03-31 jppfs_cor:RevaluationReserveForLandMember E00845-000 2020-04-01 2021-03-31 jppfs_cor:ForeignCurrencyTranslationAdjustmentMember E00845-000 2020-04-01 2021-03-31 jppfs_cor:ValuationAndTranslationAdjustmentsMember E00845-000 2020-04-01 2021-03-31 jppfs_cor:NonControllingInterestsMember E00845-000 2020-04-01 2021-03-31 jppfs_cor:TreasuryStockMember E00845-000 2020-04-01 2021-03-31 jppfs_cor:CapitalSurplusMember E00845-000 2020-04-01 2021-03-31 jppfs_cor:CapitalStockMember E00845-000 2021-03-31 jppfs_cor:CapitalStockMember E00845-000 2021-03-31 jppfs_cor:CapitalSurplusMember E00845-000 2021-03-31 jppfs_cor:RetainedEarningsMember E00845-000 2022-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:OtherCapitalSurplusMember E00845-000 2022-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:RetainedEarningsMember E00845-000 2022-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:LegalRetainedEarningsMember E00845-000 2021-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:ShareholdersEquityMember E00845-000 2021-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:ValuationDifferenceOnAvailableForSaleSecuritiesMember E00845-000 2021-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:RevaluationReserveForLandMember E00845-000 2021-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:ValuationAndTranslationAdjustmentsMember E00845-000 2021-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:LegalRetainedEarningsMember E00845-000 2021-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:GeneralReserveMember E00845-000 2021-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:RetainedEarningsBroughtForwardMember E00845-000 2022-03-31 jppfs_cor:ShareholdersEquityMember E00845-000 2022-03-31 jppfs_cor:CapitalStockMember E00845-000 2022-03-31 jppfs_cor:CapitalSurplusMember E00845-000 2022-03-31 jppfs_cor:RetainedEarningsMember E00845-000 2022-03-31 jppfs_cor:TreasuryStockMember E00845-000 2022-03-31 jppfs_cor:ValuationAndTranslationAdjustmentsMember E00845-000 2022-03-31 jppfs_cor:ValuationDifferenceOnAvailableForSaleSecuritiesMember E00845-000 2021-04-01 2022-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:LegalCapitalSurplusMember E00845-000 2021-04-01 2022-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:OtherCapitalSurplusMember E00845-000 2021-04-01 2022-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:RetainedEarningsMember E00845-000 2021-04-01 2022-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:LegalRetainedEarningsMember E00845-000 2021-04-01 2022-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:GeneralReserveMember E00845-000 2021-04-01 2022-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:RetainedEarningsBroughtForwardMember E00845-000 2021-04-01 2022-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:TreasuryStockMember E00845-000 2021-04-01 2022-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:ValuationAndTranslationAdjustmentsMember E00845-000 2021-04-01 2022-03-31 jppfs_cor:ValuationDifferenceOnAvailableForSaleSecuritiesMember jppfs_cor:NonConsolidatedMember E00845-000 2021-04-01 2022-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:RevaluationReserveForLandMember E00845-000 2022-03-31 jppfs_cor:RevaluationReserveForLandMember E00845-000 2022-03-31 jpcrp_cor:UnallocatedAmountsAndEliminationMember E00845-000 2021-04-01 2022-03-31 jpcrp_cor:UnallocatedAmountsAndEliminationMember E00845-000 2020-04-01 2021-03-31 jppfs_cor:RemeasurementsOfDefinedBenefitPlansMember E00845-000 2020-03-31 jppfs_cor:RemeasurementsOfDefinedBenefitPlansMember E00845-000 2022-03-31 jppfs_cor:RemeasurementsOfDefinedBenefitPlansMember E00845-000 2021-04-01 2022-03-31 jppfs_cor:RemeasurementsOfDefinedBenefitPlansMember E00845-000 2021-03-31 jppfs_cor:RemeasurementsOfDefinedBenefitPlansMember E00845-000 2022-03-31 jppfs_cor:ForeignCurrencyTranslationAdjustmentMember E00845-000 2022-03-31 jppfs_cor:NonControllingInterestsMember E00845-000 2021-04-01 2022-03-31 jppfs_cor:CapitalSurplusMember E00845-000 2021-04-01 2022-03-31 jppfs_cor:RetainedEarningsMember E00845-000 2021-04-01 2022-03-31 jppfs_cor:TreasuryStockMember E00845-000 2021-04-01 2022-03-31 jppfs_cor:ValuationAndTranslationAdjustmentsMember E00845-000 2021-04-01 2022-03-31 jppfs_cor:ValuationDifferenceOnAvailableForSaleSecuritiesMember E00845-000 2021-04-01 2022-03-31 jppfs_cor:RevaluationReserveForLandMember E00845-000 2021-04-01 2022-03-31 jppfs_cor:ForeignCurrencyTranslationAdjustmentMember E00845-000 2021-04-01 2022-03-31 jppfs_cor:NonControllingInterestsMember E00845-000 2022-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:ShareholdersEquityMember E00845-000 2022-03-31 jppfs_cor:CapitalStockMember jppfs_cor:NonConsolidatedMember E00845-000 2022-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:CapitalSurplusMember E00845-000 2022-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:LegalCapitalSurplusMember E00845-000 2021-04-01 2022-03-31 jppfs_cor:ShareholdersEquityMember E00845-000 2021-03-31 jppfs_cor:ValuationDifferenceOnAvailableForSaleSecuritiesMember E00845-000 2021-03-31 jppfs_cor:RevaluationReserveForLandMember E00845-000 2021-03-31 jppfs_cor:ForeignCurrencyTranslationAdjustmentMember E00845-000 2021-03-31 jppfs_cor:ValuationAndTranslationAdjustmentsMember E00845-000 2021-03-31 jppfs_cor:NonControllingInterestsMember E00845-000 2020-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:CapitalStockMember E00845-000 2020-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:LegalCapitalSurplusMember E00845-000 2022-06-24 jpcrp030000-asr_E00845-000:MatsumotoOsamuMember E00845-000 2021-04-01 2022-03-31 jpcrp_cor:OutsideDirectorsAndOtherOfficersMember E00845-000 2021-04-01 2022-03-31 jpcrp_cor:CorporateAuditorsExcludingOutsideCorporateAuditorsMember E00845-000 2021-04-01 2022-03-31 jpcrp_cor:DirectorsExcludingOutsideDirectorsMember E00845-000 2022-06-24 jpcrp_cor:Row6Member E00845-000 2022-06-24 jpcrp_cor:Row5Member E00845-000 2021-04-01 2022-03-31 jpcrp030000-asr_E00845-000:IndustryReportableSegmentsMember E00845-000 2021-04-01 2022-03-31 jpcrp030000-asr_E00845-000:HumanLifeReportableSegmentsMember E00845-000 2018-04-01 2019-03-31 jppfs_cor:NonConsolidatedMember E00845-000 2018-03-31 jppfs_cor:NonConsolidatedMember E00845-000 2017-04-01 2018-03-31 jppfs_cor:NonConsolidatedMember E00845-000 2020-03-31 jppfs_cor:CapitalStockMember E00845-000 2020-03-31 jppfs_cor:CapitalSurplusMember E00845-000 2020-03-31 jppfs_cor:RetainedEarningsMember E00845-000 2020-03-31 jppfs_cor:TreasuryStockMember E00845-000 2020-03-31 jppfs_cor:ShareholdersEquityMember E00845-000 2020-04-01 2021-03-31 jppfs_cor:RetainedEarningsMember E00845-000 2020-03-31 jppfs_cor:ValuationDifferenceOnAvailableForSaleSecuritiesMember E00845-000 2020-04-01 2021-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:CapitalSurplusMember E00845-000 2020-04-01 2021-03-31 jppfs_cor:RetainedEarningsMember jppfs_cor:NonConsolidatedMember E00845-000 2020-04-01 2021-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:TreasuryStockMember E00845-000 2020-04-01 2021-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:ShareholdersEquityMember E00845-000 2020-04-01 2021-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:ValuationDifferenceOnAvailableForSaleSecuritiesMember E00845-000 2020-04-01 2021-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:RevaluationReserveForLandMember E00845-000 2020-04-01 2021-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:ValuationAndTranslationAdjustmentsMember E00845-000 2020-04-01 2021-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:LegalRetainedEarningsMember E00845-000 2020-04-01 2021-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:GeneralReserveMember E00845-000 2021-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:CapitalStockMember E00845-000 2021-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:LegalCapitalSurplusMember E00845-000 2021-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:OtherCapitalSurplusMember E00845-000 2021-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:CapitalSurplusMember E00845-000 2021-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:RetainedEarningsMember E00845-000 2022-03-31 jpcrp_cor:No2MajorShareholdersMember E00845-000 2022-03-31 jpcrp_cor:No3MajorShareholdersMember E00845-000 2022-03-31 jpcrp_cor:No4MajorShareholdersMember E00845-000 2022-03-31 jpcrp_cor:No5MajorShareholdersMember E00845-000 2022-03-31 jpcrp_cor:No6MajorShareholdersMember E00845-000 2022-03-31 jpcrp_cor:No7MajorShareholdersMember E00845-000 2022-03-31 jpcrp_cor:No8MajorShareholdersMember E00845-000 2022-03-31 jpcrp_cor:No9MajorShareholdersMember E00845-000 2022-03-31 jpcrp_cor:No10MajorShareholdersMember E00845-000 2020-04-01 2021-03-31 jpcrp_cor:ReconcilingItemsMember E00845-000 2020-04-01 2021-03-31 jpcrp030000-asr_E00845-000:HumanLifeReportableSegmentsMember E00845-000 2020-04-01 2021-03-31 jpcrp030000-asr_E00845-000:IndustryReportableSegmentsMember E00845-000 2020-04-01 2021-03-31 jpcrp_cor:ReportableSegmentsMember E00845-000 2021-03-31 jpcrp_cor:ReconcilingItemsMember E00845-000 2021-03-31 jpcrp030000-asr_E00845-000:HumanLifeReportableSegmentsMember E00845-000 2021-03-31 jpcrp030000-asr_E00845-000:IndustryReportableSegmentsMember E00845-000 2021-03-31 jpcrp_cor:ReportableSegmentsMember E00845-000 2020-04-01 2021-03-31 jpcrp_cor:UnallocatedAmountsAndEliminationMember E00845-000 2021-03-31 jpcrp_cor:UnallocatedAmountsAndEliminationMember E00845-000 2021-04-01 2022-03-31 jppfs_cor:CapitalStockMember E00845-000 2021-04-01 2022-03-31 jppfs_cor:NonConsolidatedMember E00845-000 2021-03-31 jppfs_cor:NonConsolidatedMember E00845-000 2020-04-01 2021-03-31 jppfs_cor:NonConsolidatedMember E00845-000 2020-03-31 jppfs_cor:NonConsolidatedMember E00845-000 2019-04-01 2020-03-31 jppfs_cor:NonConsolidatedMember E00845-000 2019-03-31 jppfs_cor:NonConsolidatedMember E00845-000 2022-03-31 jpcrp_cor:OrdinaryShareMember E00845-000 2022-03-31 jpcrp_cor:SharesWithNoVotingRightsMember E00845-000 2022-03-31 jpcrp_cor:SharesWithRestrictedVotingRightsTreasurySharesEtcMember E00845-000 2022-03-31 jpcrp_cor:SharesWithRestrictedVotingRightsOtherMember E00845-000 2022-03-31 jpcrp_cor:SharesWithFullVotingRightsTreasurySharesEtcMember E00845-000 2022-03-31 jpcrp_cor:OrdinarySharesSharesWithFullVotingRightsTreasurySharesEtcMember E00845-000 2022-03-31 jpcrp_cor:SharesWithFullVotingRightsOtherMember E00845-000 2022-03-31 jpcrp_cor:OrdinarySharesSharesWithFullVotingRightsOtherMember E00845-000 2022-03-31 jpcrp_cor:SharesLessThanOneUnitMember E00845-000 2022-03-31 jpcrp_cor:OrdinarySharesSharesLessThanOneUnitMember E00845-000 2022-03-31 jpcrp_cor:CorporateSharedMember E00845-000 2022-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:GeneralReserveMember E00845-000 2022-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:RetainedEarningsBroughtForwardMember E00845-000 2022-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:TreasuryStockMember E00845-000 2022-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:ValuationAndTranslationAdjustmentsMember E00845-000 2022-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:ValuationDifferenceOnAvailableForSaleSecuritiesMember E00845-000 2022-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:RevaluationReserveForLandMember E00845-000 2022-03-31 jpcrp_cor:ReconcilingItemsMember E00845-000 2022-03-31 jpcrp_cor:ReportableSegmentsMember E00845-000 2022-03-31 jpcrp030000-asr_E00845-000:IndustryReportableSegmentsMember E00845-000 2022-03-31 jpcrp030000-asr_E00845-000:HumanLifeReportableSegmentsMember E00845-000 2021-04-01 2022-03-31 jpcrp_cor:ReconcilingItemsMember E00845-000 2021-04-01 2022-03-31 jpcrp_cor:ReportableSegmentsMember E00845-000 2022-03-31 jpcrp_cor:Row1Member E00845-000 2022-03-31 jpcrp_cor:Row2Member E00845-000 2022-03-31 jpcrp_cor:Row3Member E00845-000 2022-03-31 jpcrp_cor:Row4Member E00845-000 2022-03-31 jpcrp_cor:No1MajorShareholdersMember E00845-000 2021-03-31 jppfs_cor:TreasuryStockMember E00845-000 2021-03-31 jppfs_cor:ShareholdersEquityMember E00845-000 2021-03-31 jpcrp_cor:Row1Member E00845-000 2021-03-31 jpcrp_cor:Row2Member E00845-000 2021-03-31 jpcrp_cor:Row3Member E00845-000 2021-03-31 jpcrp_cor:Row4Member E00845-000 2022-06-24 jpcrp_cor:Row1Member E00845-000 2022-06-24 jpcrp_cor:Row2Member E00845-000 2022-06-24 jpcrp_cor:Row3Member E00845-000 2022-06-24 jpcrp_cor:Row4Member E00845-000 2022-06-24 jpcrp030000-asr_E00845-000:KashiwabaraMasatoMember E00845-000 2022-06-24 jpcrp030000-asr_E00845-000:HirotaTetsuharuMember E00845-000 2022-06-24 jpcrp030000-asr_E00845-000:SasakiKatsumiMember E00845-000 2022-06-24 jpcrp030000-asr_E00845-000:KubotaMorioMember E00845-000 2022-06-24 jpcrp030000-asr_E00845-000:KosakaKeizoMember E00845-000 2022-06-24 jpcrp030000-asr_E00845-000:FurubayashiYasunobuMember E00845-000 2022-06-24 E00845-000 2022-03-31 E00845-000 2021-04-01 2022-03-31 E00845-000 2021-03-31 E00845-000 2020-04-01 2021-03-31 E00845-000 2020-03-31 E00845-000 2022-03-31 jppfs_cor:NonConsolidatedMember jpcrp030000-asr_E00845-000:HumanLifeReportableSegmentsMember E00845-000 2022-03-31 jppfs_cor:NonConsolidatedMember jpcrp030000-asr_E00845-000:IndustryReportableSegmentsMember E00845-000 2022-03-31 jppfs_cor:NonConsolidatedMember jpcrp_cor:CorporateSharedMember E00845-000 2022-03-31 jpcrp_cor:Row5Member E00845-000 2022-03-31 jpcrp_cor:Row6Member E00845-000 2022-03-31 jpcrp_cor:Row7Member E00845-000 2019-04-01 2020-03-31 E00845-000 2019-03-31 E00845-000 2018-04-01 2019-03-31 E00845-000 2018-03-31 E00845-000 2017-04-01 2018-03-31 E00845-000 2021-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:TreasuryStockMember E00845-000 2022-03-31 jppfs_cor:NonConsolidatedMember E00845-000 2022-06-24 jpcrp_cor:OrdinaryShareMember E00845-000 2022-06-24 jpcrp030000-asr_E00845-000:FukunagaToshitakaMember E00845-000 2022-06-24 jpcrp030000-asr_E00845-000:AsadaHideyukiMember E00845-000 2022-06-24 jpcrp030000-asr_E00845-000:TakekoshiKojiroMember E00845-000 2022-06-24 jpcrp030000-asr_E00845-000:KitagawaNaotoMember E00845-000 2020-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:OtherCapitalSurplusMember E00845-000 2020-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:CapitalSurplusMember E00845-000 2020-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:LegalRetainedEarningsMember E00845-000 2020-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:GeneralReserveMember E00845-000 2020-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:RetainedEarningsBroughtForwardMember E00845-000 2020-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:RetainedEarningsMember E00845-000 2020-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:TreasuryStockMember E00845-000 2020-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:ShareholdersEquityMember E00845-000 2020-03-31 jppfs_cor:ValuationDifferenceOnAvailableForSaleSecuritiesMember jppfs_cor:NonConsolidatedMember E00845-000 2020-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:RevaluationReserveForLandMember E00845-000 2020-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:ValuationAndTranslationAdjustmentsMember E00845-000 2020-04-01 2021-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:RetainedEarningsBroughtForwardMember E00845-000 2020-04-01 2021-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:CapitalStockMember E00845-000 2020-04-01 2021-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:LegalCapitalSurplusMember E00845-000 2020-04-01 2021-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:OtherCapitalSurplusMember iso4217:JPY xbrli:shares iso4217:JPY xbrli:shares xbrli:pure