<?xml version="1.0"?>
<!-- XBRL Document Created with WizLabo Platform -->
<schema xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xbrli="http://www.xbrl.org/2003/instance" xmlns:nonnum="http://www.xbrl.org/dtr/type/non-numeric" xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:jpcrp030000-asr_E05293-000="http://disclosure.edinet-fsa.go.jp/jpcrp030000/asr/001/E05293-000/2024-12-31/01/2025-03-25" elementFormDefault="qualified" targetNamespace="http://disclosure.edinet-fsa.go.jp/jpcrp030000/asr/001/E05293-000/2024-12-31/01/2025-03-25" xmlns="http://www.w3.org/2001/XMLSchema">
  <import schemaLocation="http://disclosure.edinet-fsa.go.jp/taxonomy/jpcrp/2023-12-01/jpcrp_cor_2023-12-01.xsd" namespace="http://disclosure.edinet-fsa.go.jp/taxonomy/jpcrp/2023-12-01/jpcrp_cor" />
  <import schemaLocation="http://disclosure.edinet-fsa.go.jp/taxonomy/jpcrp/2023-12-01/jpcrp_rt_2023-12-01.xsd" namespace="http://disclosure.edinet-fsa.go.jp/taxonomy/jpcrp/2023-12-01/jpcrp_rt" />
  <import schemaLocation="http://disclosure.edinet-fsa.go.jp/taxonomy/jppfs/2023-12-01/jppfs_cor_2023-12-01.xsd" namespace="http://disclosure.edinet-fsa.go.jp/taxonomy/jppfs/2023-12-01/jppfs_cor" />
  <import schemaLocation="http://disclosure.edinet-fsa.go.jp/taxonomy/jppfs/2023-12-01/jppfs_rt_2023-12-01.xsd" namespace="http://disclosure.edinet-fsa.go.jp/taxonomy/jppfs/2023-12-01/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/2023-12-01/label/jpcrp_2023-12-01_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/2023-12-01/label/jpcrp_2023-12-01_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/2023-12-01/label/jpcrp_2023-12-01_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/2023-12-01/label/jppfs_2023-12-01_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/2023-12-01/label/jppfs_2023-12-01_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/2023-12-01/label/jppfs_2023-12-01_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_E05293-000_2024-12-31_01_2025-03-25_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_E05293-000_2024-12-31_01_2025-03-25_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_E05293-000_2024-12-31_01_2025-03-25_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_E05293-000_2024-12-31_01_2025-03-25_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_E05293-000_2024-12-31_01_2025-03-25_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_E05293-000_DetailedScheduleOfBusinessCostTextBlock" xbrli:periodType="duration" abstract="false" name="DetailedScheduleOfBusinessCostTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" />
  <element id="jpcrp030000-asr_E05293-000_DesignServiceReportableSegmentMember" xbrli:periodType="duration" abstract="true" name="DesignServiceReportableSegmentMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" />
  <element id="jpcrp030000-asr_E05293-000_MaintenanceServiceReportableSegmentMember" xbrli:periodType="duration" abstract="true" name="MaintenanceServiceReportableSegmentMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" />
  <element id="jpcrp030000-asr_E05293-000_RenewableEnergyServiceReportableSegmentMember" xbrli:periodType="duration" abstract="true" name="RenewableEnergyServiceReportableSegmentMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" />
  <element id="jpcrp030000-asr_E05293-000_IwasakiYoshiyukiMember" xbrli:periodType="duration" abstract="true" name="IwasakiYoshiyukiMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" />
  <element id="jpcrp030000-asr_E05293-000_YoshiharaShinichiroMember" xbrli:periodType="duration" abstract="true" name="YoshiharaShinichiroMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" />
  <element id="jpcrp030000-asr_E05293-000_WatanabeMasashiMember" xbrli:periodType="duration" abstract="true" name="WatanabeMasashiMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" />
  <element id="jpcrp030000-asr_E05293-000_AkinoTakuoMember" xbrli:periodType="duration" abstract="true" name="AkinoTakuoMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" />
  <element id="jpcrp030000-asr_E05293-000_TamuraTadashiMember" xbrli:periodType="duration" abstract="true" name="TamuraTadashiMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" />
  <element id="jpcrp030000-asr_E05293-000_IchikiYukaMember" xbrli:periodType="duration" abstract="true" name="IchikiYukaMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" />
  <element id="jpcrp030000-asr_E05293-000_BuildingsAndBuildingsAndAccompanyingFacilitiesPPE" xbrli:balance="debit" xbrli:periodType="instant" abstract="false" name="BuildingsAndBuildingsAndAccompanyingFacilitiesPPE" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <element id="jpcrp030000-asr_E05293-000_AccumulatedDepreciationBuildingsAndBuildingsAndAccompanyingFacilities" xbrli:balance="debit" xbrli:periodType="instant" abstract="false" name="AccumulatedDepreciationBuildingsAndBuildingsAndAccompanyingFacilities" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <element id="jpcrp030000-asr_E05293-000_BuildingsAndBuildingsAndAccompanyingFacilitiesNetBuildingsAndBuildingsAndAccompanyingFacilities" xbrli:balance="debit" xbrli:periodType="instant" abstract="false" name="BuildingsAndBuildingsAndAccompanyingFacilitiesNetBuildingsAndBuildingsAndAccompanyingFacilities" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <element id="jpcrp030000-asr_E05293-000_GainOnSalesOfInvestmentsInCapitalOfSubsidiariesAndAssociatesEI" xbrli:balance="credit" xbrli:periodType="duration" abstract="false" name="GainOnSalesOfInvestmentsInCapitalOfSubsidiariesAndAssociatesEI" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <element id="jpcrp030000-asr_E05293-000_LossGainOnSalesOfInvestmentsInCapitalOfSubsidiariesAndAffiliatesOpeCF" xbrli:periodType="duration" abstract="false" name="LossGainOnSalesOfInvestmentsInCapitalOfSubsidiariesAndAffiliatesOpeCF" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <element id="jpcrp030000-asr_E05293-000_DecreaseIncreaseInWorksInProcessOpeCF" xbrli:periodType="duration" abstract="false" name="DecreaseIncreaseInWorksInProcessOpeCF" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <element id="jpcrp030000-asr_E05293-000_ProceedsFromSalesOfInvestmentsInCapitalOfSubsidiariesAndAssociatesResultingInChangeInScopeOfConsolidationInvCF" xbrli:periodType="duration" abstract="false" name="ProceedsFromSalesOfInvestmentsInCapitalOfSubsidiariesAndAssociatesResultingInChangeInScopeOfConsolidationInvCF" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <element id="jpcrp030000-asr_E05293-000_ReserveForTaxPurposeReductionToPromoteOpenInnovationORE" xbrli:balance="credit" xbrli:periodType="instant" abstract="false" name="ReserveForTaxPurposeReductionToPromoteOpenInnovationORE" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <element id="jpcrp030000-asr_E05293-000_ReserveForTaxPurposeReductionToPromoteOpenInnovationMember" xbrli:periodType="duration" abstract="true" name="ReserveForTaxPurposeReductionToPromoteOpenInnovationMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" />
  <element id="jpcrp030000-asr_E05293-000_SalesForEachSegmentTextBlock" xbrli:periodType="duration" abstract="false" name="SalesForEachSegmentTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" />
</schema>