<?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_E36859-000="http://disclosure.edinet-fsa.go.jp/jpcrp030000/asr/001/E36859-000/2024-12-31/01/2025-03-27" elementFormDefault="qualified" targetNamespace="http://disclosure.edinet-fsa.go.jp/jpcrp030000/asr/001/E36859-000/2024-12-31/01/2025-03-27" 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/2003/xbrl-instance-2003-12-31.xsd" namespace="http://www.xbrl.org/2003/instance" />
  <import schemaLocation="http://www.xbrl.org/dtr/type/nonNumeric-2009-12-16.xsd" namespace="http://www.xbrl.org/dtr/type/non-numeric" />
  <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_E36859-000_2024-12-31_01_2025-03-27_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_E36859-000_2024-12-31_01_2025-03-27_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_E36859-000_2024-12-31_01_2025-03-27_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_E36859-000_2024-12-31_01_2025-03-27_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_E36859-000_2024-12-31_01_2025-03-27_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_E36859-000_TotalNumberOfIssuedSharesClassAPreferredSharesKeyFinancialData" xbrli:periodType="instant" abstract="false" name="TotalNumberOfIssuedSharesClassAPreferredSharesKeyFinancialData" nillable="true" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" />
  <element id="jpcrp030000-asr_E36859-000_SecuritySolutionBusinessReportableSegmentMember" xbrli:periodType="duration" abstract="true" name="SecuritySolutionBusinessReportableSegmentMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" />
  <element id="jpcrp030000-asr_E36859-000_TaniguchiTatsunariMember" xbrli:periodType="duration" abstract="true" name="TaniguchiTatsunariMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" />
  <element id="jpcrp030000-asr_E36859-000_YokoiFumiakiMember" xbrli:periodType="duration" abstract="true" name="YokoiFumiakiMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" />
  <element id="jpcrp030000-asr_E36859-000_HiramotoYosukeMember" xbrli:periodType="duration" abstract="true" name="HiramotoYosukeMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" />
  <element id="jpcrp030000-asr_E36859-000_SatoHitomiMember" xbrli:periodType="duration" abstract="true" name="SatoHitomiMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" />
  <element id="jpcrp030000-asr_E36859-000_AshizawaKojiMember" xbrli:periodType="duration" abstract="true" name="AshizawaKojiMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" />
  <element id="jpcrp030000-asr_E36859-000_KurahayashiSatokoMember" xbrli:periodType="duration" abstract="true" name="KurahayashiSatokoMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" />
  <element id="jpcrp030000-asr_E36859-000_KukiMasanoriMember" xbrli:periodType="duration" abstract="true" name="KukiMasanoriMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" />
  <element id="jpcrp030000-asr_E36859-000_FurushimaMamoruMember" xbrli:periodType="duration" abstract="true" name="FurushimaMamoruMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" />
  <element id="jpcrp030000-asr_E36859-000_YuseYokoMember" xbrli:periodType="duration" abstract="true" name="YuseYokoMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" />
  <element id="jpcrp030000-asr_E36859-000_AccountsPayableForConstructionContractsCL" xbrli:balance="credit" xbrli:periodType="instant" abstract="false" name="AccountsPayableForConstructionContractsCL" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <element id="jpcrp030000-asr_E36859-000_ReserveForCommodityWarrantiesNCL" xbrli:balance="credit" xbrli:periodType="instant" abstract="false" name="ReserveForCommodityWarrantiesNCL" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <element id="jpcrp030000-asr_E36859-000_CompensationReceivedNOI" xbrli:balance="credit" xbrli:periodType="duration" abstract="false" name="CompensationReceivedNOI" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <element id="jpcrp030000-asr_E36859-000_GainOnSalesOfMaterialsNOI" xbrli:balance="credit" xbrli:periodType="duration" abstract="false" name="GainOnSalesOfMaterialsNOI" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <element id="jpcrp030000-asr_E36859-000_IncreaseDecreaseInProvisionForGoodsWarrantiesOpeCF" xbrli:periodType="duration" abstract="false" name="IncreaseDecreaseInProvisionForGoodsWarrantiesOpeCF" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <element id="jpcrp030000-asr_E36859-000_DisclosureAboutApplicationOfEquityMethodTextBlock" xbrli:periodType="duration" abstract="false" name="DisclosureAboutApplicationOfEquityMethodTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" />
  <element id="jpcrp030000-asr_E36859-000_AmortizationExpenseOfGoodwillSGA" xbrli:balance="debit" xbrli:periodType="duration" abstract="false" name="AmortizationExpenseOfGoodwillSGA" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <element id="jpcrp030000-asr_E36859-000_DisclosureOfImpairmentLossOnNonCurrentAssetsForEachReportableSegmentTextBlock" xbrli:periodType="duration" abstract="false" name="DisclosureOfImpairmentLossOnNonCurrentAssetsForEachReportableSegmentTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" />
  <element id="jpcrp030000-asr_E36859-000_AmortizationAndUnamortizedBalanceOfGoodwillForEachReportableSegmentTextBlock" xbrli:periodType="duration" abstract="false" name="AmortizationAndUnamortizedBalanceOfGoodwillForEachReportableSegmentTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" />
</schema>