<?xml version="1.0" encoding="utf-8"?>
<!-- XBRL Document Created with WizLabo Platform -->
<link:linkbase xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:link="http://www.xbrl.org/2003/linkbase">
  <link:labelLink xlink:type="extended" xlink:role="http://www.xbrl.org/2003/role/link">
    <link:label xml:lang="ja" xlink:type="resource" xlink:label="jpcrp030000-asr_E00225-000_CostReportOfCompletedConstructionContractsTextBlock_label" xlink:role="http://www.xbrl.org/2003/role/label">完成工事原価報告書</link:label>
    <link:label xml:lang="ja" xlink:type="resource" xlink:label="jpcrp030000-asr_E00225-000_CostReportOfCompletedConstructionContractsTextBlock_label_1" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">完成工事原価報告書[テキストブロック]</link:label>
    <link:label xml:lang="ja" xlink:type="resource" xlink:label="jpcrp030000-asr_E00225-000_DetailedScheduleOfCostOfSalesOfSideLineBusinessTextBlock_label" xlink:role="http://www.xbrl.org/2003/role/label">兼業事業売上原価明細書</link:label>
    <link:label xml:lang="ja" xlink:type="resource" xlink:label="jpcrp030000-asr_E00225-000_DetailedScheduleOfCostOfSalesOfSideLineBusinessTextBlock_label_1" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">兼業事業売上原価明細書[テキストブロック]</link:label>
    <link:label xml:lang="ja" xlink:type="resource" xlink:label="jpcrp030000-asr_E00225-000_HakamadaKazuhiroMember_label" xlink:role="http://www.xbrl.org/2003/role/label">袴田　一博</link:label>
    <link:label xml:lang="ja" xlink:type="resource" xlink:label="jpcrp030000-asr_E00225-000_HakamadaKazuhiroMember_label_1" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">袴田　一博 [メンバー]</link:label>
    <link:label xml:lang="ja" xlink:type="resource" xlink:label="jpcrp030000-asr_E00225-000_KatoMasayaMember_label" xlink:role="http://www.xbrl.org/2003/role/label">加藤　雅也</link:label>
    <link:label xml:lang="ja" xlink:type="resource" xlink:label="jpcrp030000-asr_E00225-000_KatoMasayaMember_label_1" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">加藤　雅也 [メンバー]</link:label>
    <link:label xml:lang="ja" xlink:type="resource" xlink:label="jpcrp030000-asr_E00225-000_KozakaiChiharuMember_label" xlink:role="http://www.xbrl.org/2003/role/label">小坂井　千春</link:label>
    <link:label xml:lang="ja" xlink:type="resource" xlink:label="jpcrp030000-asr_E00225-000_KozakaiChiharuMember_label_1" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">小坂井　千春 [メンバー]</link:label>
    <link:label xml:lang="ja" xlink:type="resource" xlink:label="jpcrp030000-asr_E00225-000_KurodaHidehikoMember_label" xlink:role="http://www.xbrl.org/2003/role/label">黒田　英彦</link:label>
    <link:label xml:lang="ja" xlink:type="resource" xlink:label="jpcrp030000-asr_E00225-000_KurodaHidehikoMember_label_1" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">黒田　英彦 [メンバー]</link:label>
    <link:label xml:lang="ja" xlink:type="resource" xlink:label="jpcrp030000-asr_E00225-000_NotesRegardingCashAndDepositsTextBlock_label" xlink:role="http://www.xbrl.org/2003/role/label">現金及び預金に関する注記</link:label>
    <link:label xml:lang="ja" xlink:type="resource" xlink:label="jpcrp030000-asr_E00225-000_NotesRegardingCashAndDepositsTextBlock_label_1" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">現金及び預金に関する注記[テキストブロック]</link:label>
    <link:label xml:lang="ja" xlink:type="resource" xlink:label="jpcrp030000-asr_E00225-000_OhshimaKoujiMember_label" xlink:role="http://www.xbrl.org/2003/role/label">大島　浩司</link:label>
    <link:label xml:lang="ja" xlink:type="resource" xlink:label="jpcrp030000-asr_E00225-000_OhshimaKoujiMember_label_1" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">大島　浩司 [メンバー]</link:label>
    <link:label xml:lang="ja" xlink:type="resource" xlink:label="jpcrp030000-asr_E00225-000_OishiTsutomuMember_label" xlink:role="http://www.xbrl.org/2003/role/label">大石　勉</link:label>
    <link:label xml:lang="ja" xlink:type="resource" xlink:label="jpcrp030000-asr_E00225-000_OishiTsutomuMember_label_1" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">大石　勉 [メンバー]</link:label>
    <link:label xml:lang="ja" xlink:type="resource" xlink:label="jpcrp030000-asr_E00225-000_OtherNotesRegardingAmountOfContractLiabilities_label" xlink:role="http://www.xbrl.org/2003/role/label">その他</link:label>
    <link:label xml:lang="ja" xlink:type="resource" xlink:label="jpcrp030000-asr_E00225-000_OtherNotesRegardingAmountOfContractLiabilities_label_1" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">その他、契約負債の金額の注記</link:label>
    <link:label xml:lang="ja" xlink:type="resource" xlink:label="jpcrp030000-asr_E00225-000_SakoMaikoMember_label" xlink:role="http://www.xbrl.org/2003/role/label">佐古　麻衣子</link:label>
    <link:label xml:lang="ja" xlink:type="resource" xlink:label="jpcrp030000-asr_E00225-000_SakoMaikoMember_label_1" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">佐古　麻衣子 [メンバー]</link:label>
    <link:label xml:lang="ja" xlink:type="resource" xlink:label="jpcrp030000-asr_E00225-000_SuzukiToshioMember_label" xlink:role="http://www.xbrl.org/2003/role/label">鈴木　俊夫</link:label>
    <link:label xml:lang="ja" xlink:type="resource" xlink:label="jpcrp030000-asr_E00225-000_SuzukiToshioMember_label_1" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">鈴木　俊夫 [メンバー]</link:label>
    <link:label xml:lang="ja" xlink:type="resource" xlink:label="jpcrp030000-asr_E00225-000_TanakaMasatoshiMember_label" xlink:role="http://www.xbrl.org/2003/role/label">田中　雅敏</link:label>
    <link:label xml:lang="ja" xlink:type="resource" xlink:label="jpcrp030000-asr_E00225-000_TanakaMasatoshiMember_label_1" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">田中　雅敏 [メンバー]</link:label>
    <link:label xml:lang="ja" xlink:type="resource" xlink:label="jpcrp030000-asr_E00225-000_TotalAmountOfBillsReceivableAccountsReceivableFromCompletedWorksElectronicallyRecordedReceivablesAndOtherReceivablesArisingFromContractsWithCustomers_label" xlink:role="http://www.xbrl.org/2003/role/label">受取手形・完成工事未収入金等及び電子記録債権並びにその他のうち、顧客との契約から生じた債権の金額の合計</link:label>
    <link:label xml:lang="ja" xlink:type="resource" xlink:label="jpcrp030000-asr_E00225-000_TotalAmountOfBillsReceivableAccountsReceivableFromCompletedWorksElectronicallyRecordedReceivablesAndOtherReceivablesArisingFromContractsWithCustomers_label_1" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">受取手形・完成工事未収入金等及び電子記録債権並びにその他のうち、顧客との契約から生じた債権の金額の合計</link:label>
    <link:label xml:lang="ja" xlink:type="resource" xlink:label="jpcrp030000-asr_E00225-000_TsunekiShigeruMember_label" xlink:role="http://www.xbrl.org/2003/role/label">常木　茂</link:label>
    <link:label xml:lang="ja" xlink:type="resource" xlink:label="jpcrp030000-asr_E00225-000_TsunekiShigeruMember_label_1" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">常木　茂 [メンバー]</link:label>
    <link:loc xlink:type="locator" xlink:href="jpcrp030000-asr-001_E00225-000_2024-03-31_01_2024-06-28.xsd#jpcrp030000-asr_E00225-000_CostReportOfCompletedConstructionContractsTextBlock" xlink:label="jpcrp030000-asr_E00225-000_CostReportOfCompletedConstructionContractsTextBlock" />
    <link:loc xlink:type="locator" xlink:href="jpcrp030000-asr-001_E00225-000_2024-03-31_01_2024-06-28.xsd#jpcrp030000-asr_E00225-000_DetailedScheduleOfCostOfSalesOfSideLineBusinessTextBlock" xlink:label="jpcrp030000-asr_E00225-000_DetailedScheduleOfCostOfSalesOfSideLineBusinessTextBlock" />
    <link:loc xlink:type="locator" xlink:href="jpcrp030000-asr-001_E00225-000_2024-03-31_01_2024-06-28.xsd#jpcrp030000-asr_E00225-000_HakamadaKazuhiroMember" xlink:label="jpcrp030000-asr_E00225-000_HakamadaKazuhiroMember" />
    <link:loc xlink:type="locator" xlink:href="jpcrp030000-asr-001_E00225-000_2024-03-31_01_2024-06-28.xsd#jpcrp030000-asr_E00225-000_KatoMasayaMember" xlink:label="jpcrp030000-asr_E00225-000_KatoMasayaMember" />
    <link:loc xlink:type="locator" xlink:href="jpcrp030000-asr-001_E00225-000_2024-03-31_01_2024-06-28.xsd#jpcrp030000-asr_E00225-000_KozakaiChiharuMember" xlink:label="jpcrp030000-asr_E00225-000_KozakaiChiharuMember" />
    <link:loc xlink:type="locator" xlink:href="jpcrp030000-asr-001_E00225-000_2024-03-31_01_2024-06-28.xsd#jpcrp030000-asr_E00225-000_KurodaHidehikoMember" xlink:label="jpcrp030000-asr_E00225-000_KurodaHidehikoMember" />
    <link:loc xlink:type="locator" xlink:href="jpcrp030000-asr-001_E00225-000_2024-03-31_01_2024-06-28.xsd#jpcrp030000-asr_E00225-000_NotesRegardingCashAndDepositsTextBlock" xlink:label="jpcrp030000-asr_E00225-000_NotesRegardingCashAndDepositsTextBlock" />
    <link:loc xlink:type="locator" xlink:href="jpcrp030000-asr-001_E00225-000_2024-03-31_01_2024-06-28.xsd#jpcrp030000-asr_E00225-000_OhshimaKoujiMember" xlink:label="jpcrp030000-asr_E00225-000_OhshimaKoujiMember" />
    <link:loc xlink:type="locator" xlink:href="jpcrp030000-asr-001_E00225-000_2024-03-31_01_2024-06-28.xsd#jpcrp030000-asr_E00225-000_OishiTsutomuMember" xlink:label="jpcrp030000-asr_E00225-000_OishiTsutomuMember" />
    <link:loc xlink:type="locator" xlink:href="jpcrp030000-asr-001_E00225-000_2024-03-31_01_2024-06-28.xsd#jpcrp030000-asr_E00225-000_OtherNotesRegardingAmountOfContractLiabilities" xlink:label="jpcrp030000-asr_E00225-000_OtherNotesRegardingAmountOfContractLiabilities" />
    <link:loc xlink:type="locator" xlink:href="jpcrp030000-asr-001_E00225-000_2024-03-31_01_2024-06-28.xsd#jpcrp030000-asr_E00225-000_SakoMaikoMember" xlink:label="jpcrp030000-asr_E00225-000_SakoMaikoMember" />
    <link:loc xlink:type="locator" xlink:href="jpcrp030000-asr-001_E00225-000_2024-03-31_01_2024-06-28.xsd#jpcrp030000-asr_E00225-000_SuzukiToshioMember" xlink:label="jpcrp030000-asr_E00225-000_SuzukiToshioMember" />
    <link:loc xlink:type="locator" xlink:href="jpcrp030000-asr-001_E00225-000_2024-03-31_01_2024-06-28.xsd#jpcrp030000-asr_E00225-000_TanakaMasatoshiMember" xlink:label="jpcrp030000-asr_E00225-000_TanakaMasatoshiMember" />
    <link:loc xlink:type="locator" xlink:href="jpcrp030000-asr-001_E00225-000_2024-03-31_01_2024-06-28.xsd#jpcrp030000-asr_E00225-000_TotalAmountOfBillsReceivableAccountsReceivableFromCompletedWorksElectronicallyRecordedReceivablesAndOtherReceivablesArisingFromContractsWithCustomers" xlink:label="jpcrp030000-asr_E00225-000_TotalAmountOfBillsReceivableAccountsReceivableFromCompletedWorksElectronicallyRecordedReceivablesAndOtherReceivablesArisingFromContractsWithCustomers" />
    <link:loc xlink:type="locator" xlink:href="jpcrp030000-asr-001_E00225-000_2024-03-31_01_2024-06-28.xsd#jpcrp030000-asr_E00225-000_TsunekiShigeruMember" xlink:label="jpcrp030000-asr_E00225-000_TsunekiShigeruMember" />
    <link:labelArc xlink:type="arc" xlink:from="jpcrp030000-asr_E00225-000_CostReportOfCompletedConstructionContractsTextBlock" xlink:to="jpcrp030000-asr_E00225-000_CostReportOfCompletedConstructionContractsTextBlock_label" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" order="1" />
    <link:labelArc xlink:type="arc" xlink:from="jpcrp030000-asr_E00225-000_CostReportOfCompletedConstructionContractsTextBlock" xlink:to="jpcrp030000-asr_E00225-000_CostReportOfCompletedConstructionContractsTextBlock_label_1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" order="1" />
    <link:labelArc xlink:type="arc" xlink:from="jpcrp030000-asr_E00225-000_DetailedScheduleOfCostOfSalesOfSideLineBusinessTextBlock" xlink:to="jpcrp030000-asr_E00225-000_DetailedScheduleOfCostOfSalesOfSideLineBusinessTextBlock_label" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" order="1" />
    <link:labelArc xlink:type="arc" xlink:from="jpcrp030000-asr_E00225-000_DetailedScheduleOfCostOfSalesOfSideLineBusinessTextBlock" xlink:to="jpcrp030000-asr_E00225-000_DetailedScheduleOfCostOfSalesOfSideLineBusinessTextBlock_label_1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" order="1" />
    <link:labelArc xlink:type="arc" xlink:from="jpcrp030000-asr_E00225-000_HakamadaKazuhiroMember" xlink:to="jpcrp030000-asr_E00225-000_HakamadaKazuhiroMember_label" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" order="1" />
    <link:labelArc xlink:type="arc" xlink:from="jpcrp030000-asr_E00225-000_HakamadaKazuhiroMember" xlink:to="jpcrp030000-asr_E00225-000_HakamadaKazuhiroMember_label_1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" order="1" />
    <link:labelArc xlink:type="arc" xlink:from="jpcrp030000-asr_E00225-000_KatoMasayaMember" xlink:to="jpcrp030000-asr_E00225-000_KatoMasayaMember_label" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" order="1" />
    <link:labelArc xlink:type="arc" xlink:from="jpcrp030000-asr_E00225-000_KatoMasayaMember" xlink:to="jpcrp030000-asr_E00225-000_KatoMasayaMember_label_1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" order="1" />
    <link:labelArc xlink:type="arc" xlink:from="jpcrp030000-asr_E00225-000_KozakaiChiharuMember" xlink:to="jpcrp030000-asr_E00225-000_KozakaiChiharuMember_label" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" order="1" />
    <link:labelArc xlink:type="arc" xlink:from="jpcrp030000-asr_E00225-000_KozakaiChiharuMember" xlink:to="jpcrp030000-asr_E00225-000_KozakaiChiharuMember_label_1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" order="1" />
    <link:labelArc xlink:type="arc" xlink:from="jpcrp030000-asr_E00225-000_KurodaHidehikoMember" xlink:to="jpcrp030000-asr_E00225-000_KurodaHidehikoMember_label" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" order="1" />
    <link:labelArc xlink:type="arc" xlink:from="jpcrp030000-asr_E00225-000_KurodaHidehikoMember" xlink:to="jpcrp030000-asr_E00225-000_KurodaHidehikoMember_label_1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" order="1" />
    <link:labelArc xlink:type="arc" xlink:from="jpcrp030000-asr_E00225-000_NotesRegardingCashAndDepositsTextBlock" xlink:to="jpcrp030000-asr_E00225-000_NotesRegardingCashAndDepositsTextBlock_label" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" order="1" />
    <link:labelArc xlink:type="arc" xlink:from="jpcrp030000-asr_E00225-000_NotesRegardingCashAndDepositsTextBlock" xlink:to="jpcrp030000-asr_E00225-000_NotesRegardingCashAndDepositsTextBlock_label_1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" order="1" />
    <link:labelArc xlink:type="arc" xlink:from="jpcrp030000-asr_E00225-000_OhshimaKoujiMember" xlink:to="jpcrp030000-asr_E00225-000_OhshimaKoujiMember_label_1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" order="1" />
    <link:labelArc xlink:type="arc" xlink:from="jpcrp030000-asr_E00225-000_OhshimaKoujiMember" xlink:to="jpcrp030000-asr_E00225-000_OhshimaKoujiMember_label" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" order="1" />
    <link:labelArc xlink:type="arc" xlink:from="jpcrp030000-asr_E00225-000_OishiTsutomuMember" xlink:to="jpcrp030000-asr_E00225-000_OishiTsutomuMember_label" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" order="1" />
    <link:labelArc xlink:type="arc" xlink:from="jpcrp030000-asr_E00225-000_OishiTsutomuMember" xlink:to="jpcrp030000-asr_E00225-000_OishiTsutomuMember_label_1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" order="1" />
    <link:labelArc xlink:type="arc" xlink:from="jpcrp030000-asr_E00225-000_OtherNotesRegardingAmountOfContractLiabilities" xlink:to="jpcrp030000-asr_E00225-000_OtherNotesRegardingAmountOfContractLiabilities_label" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" order="1" />
    <link:labelArc xlink:type="arc" xlink:from="jpcrp030000-asr_E00225-000_OtherNotesRegardingAmountOfContractLiabilities" xlink:to="jpcrp030000-asr_E00225-000_OtherNotesRegardingAmountOfContractLiabilities_label_1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" order="1" />
    <link:labelArc xlink:type="arc" xlink:from="jpcrp030000-asr_E00225-000_SakoMaikoMember" xlink:to="jpcrp030000-asr_E00225-000_SakoMaikoMember_label" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" order="1" />
    <link:labelArc xlink:type="arc" xlink:from="jpcrp030000-asr_E00225-000_SakoMaikoMember" xlink:to="jpcrp030000-asr_E00225-000_SakoMaikoMember_label_1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" order="1" />
    <link:labelArc xlink:type="arc" xlink:from="jpcrp030000-asr_E00225-000_SuzukiToshioMember" xlink:to="jpcrp030000-asr_E00225-000_SuzukiToshioMember_label" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" order="1" />
    <link:labelArc xlink:type="arc" xlink:from="jpcrp030000-asr_E00225-000_SuzukiToshioMember" xlink:to="jpcrp030000-asr_E00225-000_SuzukiToshioMember_label_1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" order="1" />
    <link:labelArc xlink:type="arc" xlink:from="jpcrp030000-asr_E00225-000_TanakaMasatoshiMember" xlink:to="jpcrp030000-asr_E00225-000_TanakaMasatoshiMember_label" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" order="1" />
    <link:labelArc xlink:type="arc" xlink:from="jpcrp030000-asr_E00225-000_TanakaMasatoshiMember" xlink:to="jpcrp030000-asr_E00225-000_TanakaMasatoshiMember_label_1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" order="1" />
    <link:labelArc xlink:type="arc" xlink:from="jpcrp030000-asr_E00225-000_TotalAmountOfBillsReceivableAccountsReceivableFromCompletedWorksElectronicallyRecordedReceivablesAndOtherReceivablesArisingFromContractsWithCustomers" xlink:to="jpcrp030000-asr_E00225-000_TotalAmountOfBillsReceivableAccountsReceivableFromCompletedWorksElectronicallyRecordedReceivablesAndOtherReceivablesArisingFromContractsWithCustomers_label" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" order="1" />
    <link:labelArc xlink:type="arc" xlink:from="jpcrp030000-asr_E00225-000_TotalAmountOfBillsReceivableAccountsReceivableFromCompletedWorksElectronicallyRecordedReceivablesAndOtherReceivablesArisingFromContractsWithCustomers" xlink:to="jpcrp030000-asr_E00225-000_TotalAmountOfBillsReceivableAccountsReceivableFromCompletedWorksElectronicallyRecordedReceivablesAndOtherReceivablesArisingFromContractsWithCustomers_label_1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" order="1" />
    <link:labelArc xlink:type="arc" xlink:from="jpcrp030000-asr_E00225-000_TsunekiShigeruMember" xlink:to="jpcrp030000-asr_E00225-000_TsunekiShigeruMember_label" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" order="1" />
    <link:labelArc xlink:type="arc" xlink:from="jpcrp030000-asr_E00225-000_TsunekiShigeruMember" xlink:to="jpcrp030000-asr_E00225-000_TsunekiShigeruMember_label_1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" order="1" />
  </link:labelLink>
</link:linkbase>