<?xml version="1.0"?>
<!-- Edited with FutureStage XBRL Solution Library .NET 01-11 -->
<schema xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:nonnum="http://www.xbrl.org/dtr/type/non-numeric" xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:jpcrp030000-asr_E00841-000="http://disclosure.edinet-fsa.go.jp/jpcrp030000/asr/001/E00841-000/2021-03-31/01/2021-06-24" xmlns:xbrli="http://www.xbrl.org/2003/instance" elementFormDefault="qualified" targetNamespace="http://disclosure.edinet-fsa.go.jp/jpcrp030000/asr/001/E00841-000/2021-03-31/01/2021-06-24" xmlns="http://www.w3.org/2001/XMLSchema">
  <import schemaLocation="http://disclosure.edinet-fsa.go.jp/taxonomy/jpcrp/2020-11-01/jpcrp_cor_2020-11-01.xsd" namespace="http://disclosure.edinet-fsa.go.jp/taxonomy/jpcrp/2020-11-01/jpcrp_cor" />
  <import schemaLocation="http://disclosure.edinet-fsa.go.jp/taxonomy/jpcrp/2020-11-01/jpcrp_rt_2020-11-01.xsd" namespace="http://disclosure.edinet-fsa.go.jp/taxonomy/jpcrp/2020-11-01/jpcrp_rt" />
  <import schemaLocation="http://disclosure.edinet-fsa.go.jp/taxonomy/jppfs/2020-11-01/jppfs_cor_2020-11-01.xsd" namespace="http://disclosure.edinet-fsa.go.jp/taxonomy/jppfs/2020-11-01/jppfs_cor" />
  <import schemaLocation="http://disclosure.edinet-fsa.go.jp/taxonomy/jppfs/2020-11-01/jppfs_rt_2020-11-01.xsd" namespace="http://disclosure.edinet-fsa.go.jp/taxonomy/jppfs/2020-11-01/jppfs_rt" />
  <import schemaLocation="http://disclosure.edinet-fsa.go.jp/taxonomy/jpdei/2013-08-31/jpdei_cor_2013-08-31.xsd" namespace="http://disclosure.edinet-fsa.go.jp/taxonomy/jpdei/2013-08-31/jpdei_cor" />
  <import schemaLocation="http://disclosure.edinet-fsa.go.jp/taxonomy/jpdei/2013-08-31/jpdei_rt_2013-08-31.xsd" namespace="http://disclosure.edinet-fsa.go.jp/taxonomy/jpdei/2013-08-31/jpdei_rt" />
  <import schemaLocation="http://www.xbrl.org/dtr/type/nonNumeric-2009-12-16.xsd" namespace="http://www.xbrl.org/dtr/type/non-numeric" />
  <import schemaLocation="http://www.xbrl.org/2003/xbrl-instance-2003-12-31.xsd" namespace="http://www.xbrl.org/2003/instance" />
  <annotation>
    <appinfo>
      <link:linkbaseRef xlink:type="simple" xlink:href="http://disclosure.edinet-fsa.go.jp/taxonomy/jpcrp/2020-11-01/label/jpcrp_2020-11-01_lab.xml" xlink:role="http://www.xbrl.org/2003/role/labelLinkbaseRef" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" />
      <link:linkbaseRef xlink:type="simple" xlink:href="http://disclosure.edinet-fsa.go.jp/taxonomy/jpcrp/2020-11-01/label/jpcrp_2020-11-01_lab-en.xml" xlink:role="http://www.xbrl.org/2003/role/labelLinkbaseRef" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" />
      <link:linkbaseRef xlink:type="simple" xlink:href="http://disclosure.edinet-fsa.go.jp/taxonomy/jpcrp/2020-11-01/label/jpcrp_2020-11-01_gla.xml" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" />
      <link:linkbaseRef xlink:type="simple" xlink:href="http://disclosure.edinet-fsa.go.jp/taxonomy/jppfs/2020-11-01/label/jppfs_2020-11-01_lab.xml" xlink:role="http://www.xbrl.org/2003/role/labelLinkbaseRef" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" />
      <link:linkbaseRef xlink:type="simple" xlink:href="http://disclosure.edinet-fsa.go.jp/taxonomy/jppfs/2020-11-01/label/jppfs_2020-11-01_lab-en.xml" xlink:role="http://www.xbrl.org/2003/role/labelLinkbaseRef" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" />
      <link:linkbaseRef xlink:type="simple" xlink:href="http://disclosure.edinet-fsa.go.jp/taxonomy/jppfs/2020-11-01/label/jppfs_2020-11-01_gla.xml" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" />
      <link:linkbaseRef xlink:type="simple" xlink:href="http://disclosure.edinet-fsa.go.jp/taxonomy/jpdei/2013-08-31/label/jpdei_2013-08-31_lab.xml" xlink:role="http://www.xbrl.org/2003/role/labelLinkbaseRef" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" />
      <link:linkbaseRef xlink:type="simple" xlink:href="http://disclosure.edinet-fsa.go.jp/taxonomy/jpdei/2013-08-31/label/jpdei_2013-08-31_lab-en.xml" xlink:role="http://www.xbrl.org/2003/role/labelLinkbaseRef" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" />
      <link:linkbaseRef xlink:type="simple" xlink:href="http://disclosure.edinet-fsa.go.jp/taxonomy/jpdei/2013-08-31/label/jpdei_2013-08-31_gla.xml" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" />
      <link:linkbaseRef xlink:type="simple" xlink:href="http://disclosure.edinet-fsa.go.jp/taxonomy/jpdei/2013-08-31/r/jpdei_000100-000_2013-08-31_def.xml" xlink:role="http://www.xbrl.org/2003/role/definitionLinkbaseRef" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" />
      <link:linkbaseRef xlink:type="simple" xlink:href="jpcrp030000-asr-001_E00841-000_2021-03-31_01_2021-06-24_pre.xml" xlink:role="http://www.xbrl.org/2003/role/presentationLinkbaseRef" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" />
      <link:linkbaseRef xlink:type="simple" xlink:href="jpcrp030000-asr-001_E00841-000_2021-03-31_01_2021-06-24_def.xml" xlink:role="http://www.xbrl.org/2003/role/definitionLinkbaseRef" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" />
      <link:linkbaseRef xlink:type="simple" xlink:href="jpcrp030000-asr-001_E00841-000_2021-03-31_01_2021-06-24_cal.xml" xlink:role="http://www.xbrl.org/2003/role/calculationLinkbaseRef" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" />
      <link:linkbaseRef xlink:type="simple" xlink:href="jpcrp030000-asr-001_E00841-000_2021-03-31_01_2021-06-24_lab.xml" xlink:role="http://www.xbrl.org/2003/role/labelLinkbaseRef" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" />
      <link:linkbaseRef xlink:type="simple" xlink:href="jpcrp030000-asr-001_E00841-000_2021-03-31_01_2021-06-24_lab-en.xml" xlink:role="http://www.xbrl.org/2003/role/labelLinkbaseRef" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" />
    </appinfo>
  </annotation>
  <element id="jpcrp030000-asr_E00841-000_ChemicalProductsReportableSegmentsMember" xbrli:periodType="duration" abstract="true" name="ChemicalProductsReportableSegmentsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" />
  <element id="jpcrp030000-asr_E00841-000_BuildingMaterialsReportableSegmentsMember" xbrli:periodType="duration" abstract="true" name="BuildingMaterialsReportableSegmentsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" />
  <element id="jpcrp030000-asr_E00841-000_TanakaNaotoMember" xbrli:periodType="duration" abstract="true" name="TanakaNaotoMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" />
  <element id="jpcrp030000-asr_E00841-000_MatsubaraJunMember" xbrli:periodType="duration" abstract="true" name="MatsubaraJunMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" />
  <element id="jpcrp030000-asr_E00841-000_WatanabeMitsunoriMember" xbrli:periodType="duration" abstract="true" name="WatanabeMitsunoriMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" />
  <element id="jpcrp030000-asr_E00841-000_HamazakiMakotoMember" xbrli:periodType="duration" abstract="true" name="HamazakiMakotoMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" />
  <element id="jpcrp030000-asr_E00841-000_ManabeYoshinoriMember" xbrli:periodType="duration" abstract="true" name="ManabeYoshinoriMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" />
  <element id="jpcrp030000-asr_E00841-000_EnjyoHiroshiMember" xbrli:periodType="duration" abstract="true" name="EnjyoHiroshiMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" />
  <element id="jpcrp030000-asr_E00841-000_HiraoHirohikoMember" xbrli:periodType="duration" abstract="true" name="HiraoHirohikoMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" />
  <element id="jpcrp030000-asr_E00841-000_HaradaSyuitsuMember" xbrli:periodType="duration" abstract="true" name="HaradaSyuitsuMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" />
  <element id="jpcrp030000-asr_E00841-000_UmazumeNorihikoMember" xbrli:periodType="duration" abstract="true" name="UmazumeNorihikoMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" />
  <element id="jpcrp030000-asr_E00841-000_FurusawaMinoruMember" xbrli:periodType="duration" abstract="true" name="FurusawaMinoruMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" />
  <element id="jpcrp030000-asr_E00841-000_MoriKiyoshiMember" xbrli:periodType="duration" abstract="true" name="MoriKiyoshiMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" />
  <element id="jpcrp030000-asr_E00841-000_KatayamaKazuhikoMember" xbrli:periodType="duration" abstract="true" name="KatayamaKazuhikoMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" />
  <element id="jpcrp030000-asr_E00841-000_TanabeKenjiMember" xbrli:periodType="duration" abstract="true" name="TanabeKenjiMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" />
  <element id="jpcrp030000-asr_E00841-000_NishiharaKojiMember" xbrli:periodType="duration" abstract="true" name="NishiharaKojiMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" />
  <element id="jpcrp030000-asr_E00841-000_KagoikeNobuhiroMember" xbrli:periodType="duration" abstract="true" name="KagoikeNobuhiroMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" />
  <element id="jpcrp030000-asr_E00841-000_NonMonetaryRemunerationRemunerationByCategoryOfDirectorsAndOtherOfficers" xbrli:periodType="duration" abstract="false" name="NonMonetaryRemunerationRemunerationByCategoryOfDirectorsAndOtherOfficers" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <element id="jpcrp030000-asr_E00841-000_ElectronicallyRecordedObligationsFacilitiesCL" xbrli:balance="credit" xbrli:periodType="instant" abstract="false" name="ElectronicallyRecordedObligationsFacilitiesCL" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <element id="jpcrp030000-asr_E00841-000_TreasuryStockPossessionOfStockOwnershipPlanTrust" xbrli:balance="credit" xbrli:periodType="duration" abstract="false" name="TreasuryStockPossessionOfStockOwnershipPlanTrust" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <element id="jpcrp030000-asr_E00841-000_DisposalOfTresurySharesByStocksPaymentTrust" xbrli:balance="credit" xbrli:periodType="duration" abstract="false" name="DisposalOfTresurySharesByStocksPaymentTrust" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <element id="jpcrp030000-asr_E00841-000_DisposalOfOwnSharesByDirectorSStockBenefitTrust" xbrli:balance="credit" xbrli:periodType="duration" abstract="false" name="DisposalOfOwnSharesByDirectorSStockBenefitTrust" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
</schema>