 | jppfs_cor:NetDefinedBenefitLiability | parent-child | http://disclosure.edinet-fsa.go.jp/role/jppfs/rol_std_ConsolidatedBalanceSheet |
 | jppfs_cor:BondsPayable | parent-child | http://disclosure.edinet-fsa.go.jp/role/jppfs/rol_std_ConsolidatedBalanceSheet |
 | jppfs_cor:LongTermLoansPayable | parent-child | http://disclosure.edinet-fsa.go.jp/role/jppfs/rol_std_ConsolidatedBalanceSheet |
 | jppfs_cor:LongTermPayablesUnderFluidityLeaseReceivablesNCLLEA | parent-child | http://disclosure.edinet-fsa.go.jp/role/jppfs/rol_std_ConsolidatedBalanceSheet |
 | jppfs_cor:LeaseObligationsNCL | parent-child | http://disclosure.edinet-fsa.go.jp/role/jppfs/rol_std_ConsolidatedBalanceSheet |
 | jppfs_cor:DeferredTaxLiabilities | parent-child | http://disclosure.edinet-fsa.go.jp/role/jppfs/rol_std_ConsolidatedBalanceSheet |
 | jppfs_cor:GuaranteeReceivedNCLLEA | parent-child | http://disclosure.edinet-fsa.go.jp/role/jppfs/rol_std_ConsolidatedBalanceSheet |
 | jppfs_cor:NegativeGoodwill | parent-child | http://disclosure.edinet-fsa.go.jp/role/jppfs/rol_std_ConsolidatedBalanceSheet |
 | jppfs_cor:OtherNCL | parent-child | http://disclosure.edinet-fsa.go.jp/role/jppfs/rol_std_ConsolidatedBalanceSheet |
 | jppfs_cor:NoncurrentLiabilities | parent-child | http://disclosure.edinet-fsa.go.jp/role/jppfs/rol_std_ConsolidatedBalanceSheet |
 | jppfs_cor:BondsPayable | parent-child | http://disclosure.edinet-fsa.go.jp/role/jppfs/rol_std_BalanceSheet |
 | jppfs_cor:LongTermLoansPayable | parent-child | http://disclosure.edinet-fsa.go.jp/role/jppfs/rol_std_BalanceSheet |
 | jppfs_cor:LongTermLoansPayableToSubsidiariesAndAffiliates | parent-child | http://disclosure.edinet-fsa.go.jp/role/jppfs/rol_std_BalanceSheet |
 | jppfs_cor:LongTermLoansPayableToShareholdersDirectorsOrEmployees | parent-child | http://disclosure.edinet-fsa.go.jp/role/jppfs/rol_std_BalanceSheet |
 | jppfs_cor:LongTermPayablesUnderFluidityLeaseReceivablesNCLLEA | parent-child | http://disclosure.edinet-fsa.go.jp/role/jppfs/rol_std_BalanceSheet |
 | jppfs_cor:LeaseObligationsNCL | parent-child | http://disclosure.edinet-fsa.go.jp/role/jppfs/rol_std_BalanceSheet |
 | jppfs_cor:LongTermAccountsPayableOther | parent-child | http://disclosure.edinet-fsa.go.jp/role/jppfs/rol_std_BalanceSheet |
 | jppfs_cor:DeferredTaxLiabilities | parent-child | http://disclosure.edinet-fsa.go.jp/role/jppfs/rol_std_BalanceSheet |
 | jppfs_cor:ProvisionForRetirementBenefits | parent-child | http://disclosure.edinet-fsa.go.jp/role/jppfs/rol_std_BalanceSheet |
 | jppfs_cor:GuaranteeReceivedNCLLEA | parent-child | http://disclosure.edinet-fsa.go.jp/role/jppfs/rol_std_BalanceSheet |
 | jppfs_cor:NegativeGoodwill | parent-child | http://disclosure.edinet-fsa.go.jp/role/jppfs/rol_std_BalanceSheet |
 | jppfs_cor:OtherNCL | parent-child | http://disclosure.edinet-fsa.go.jp/role/jppfs/rol_std_BalanceSheet |
 | jppfs_cor:NoncurrentLiabilities | parent-child | http://disclosure.edinet-fsa.go.jp/role/jppfs/rol_std_BalanceSheet |
 | jppfs_cor:NetDefinedBenefitLiability | domain-member | http://disclosure.edinet-fsa.go.jp/role/jppfs/rol_std_ConsolidatedBalanceSheet |
 | jppfs_cor:BondsPayable | domain-member | http://disclosure.edinet-fsa.go.jp/role/jppfs/rol_std_ConsolidatedBalanceSheet |
 | jppfs_cor:LongTermLoansPayable | domain-member | http://disclosure.edinet-fsa.go.jp/role/jppfs/rol_std_ConsolidatedBalanceSheet |
 | jppfs_cor:LongTermPayablesUnderFluidityLeaseReceivablesNCLLEA | domain-member | http://disclosure.edinet-fsa.go.jp/role/jppfs/rol_std_ConsolidatedBalanceSheet |
 | jppfs_cor:LeaseObligationsNCL | domain-member | http://disclosure.edinet-fsa.go.jp/role/jppfs/rol_std_ConsolidatedBalanceSheet |
 | jppfs_cor:DeferredTaxLiabilities | domain-member | http://disclosure.edinet-fsa.go.jp/role/jppfs/rol_std_ConsolidatedBalanceSheet |
 | jppfs_cor:GuaranteeReceivedNCLLEA | domain-member | http://disclosure.edinet-fsa.go.jp/role/jppfs/rol_std_ConsolidatedBalanceSheet |
 | jppfs_cor:NegativeGoodwill | domain-member | http://disclosure.edinet-fsa.go.jp/role/jppfs/rol_std_ConsolidatedBalanceSheet |
 | jppfs_cor:OtherNCL | domain-member | http://disclosure.edinet-fsa.go.jp/role/jppfs/rol_std_ConsolidatedBalanceSheet |
 | jppfs_cor:NoncurrentLiabilities | domain-member | http://disclosure.edinet-fsa.go.jp/role/jppfs/rol_std_ConsolidatedBalanceSheet |
 | jppfs_cor:BondsPayable | domain-member | http://disclosure.edinet-fsa.go.jp/role/jppfs/rol_std_BalanceSheet |
 | jppfs_cor:LongTermLoansPayable | domain-member | http://disclosure.edinet-fsa.go.jp/role/jppfs/rol_std_BalanceSheet |
 | jppfs_cor:LongTermLoansPayableToSubsidiariesAndAffiliates | domain-member | http://disclosure.edinet-fsa.go.jp/role/jppfs/rol_std_BalanceSheet |
 | jppfs_cor:LongTermLoansPayableToShareholdersDirectorsOrEmployees | domain-member | http://disclosure.edinet-fsa.go.jp/role/jppfs/rol_std_BalanceSheet |
 | jppfs_cor:LongTermPayablesUnderFluidityLeaseReceivablesNCLLEA | domain-member | http://disclosure.edinet-fsa.go.jp/role/jppfs/rol_std_BalanceSheet |
 | jppfs_cor:LeaseObligationsNCL | domain-member | http://disclosure.edinet-fsa.go.jp/role/jppfs/rol_std_BalanceSheet |
 | jppfs_cor:LongTermAccountsPayableOther | domain-member | http://disclosure.edinet-fsa.go.jp/role/jppfs/rol_std_BalanceSheet |
 | jppfs_cor:DeferredTaxLiabilities | domain-member | http://disclosure.edinet-fsa.go.jp/role/jppfs/rol_std_BalanceSheet |
 | jppfs_cor:ProvisionForRetirementBenefits | domain-member | http://disclosure.edinet-fsa.go.jp/role/jppfs/rol_std_BalanceSheet |
 | jppfs_cor:GuaranteeReceivedNCLLEA | domain-member | http://disclosure.edinet-fsa.go.jp/role/jppfs/rol_std_BalanceSheet |
 | jppfs_cor:NegativeGoodwill | domain-member | http://disclosure.edinet-fsa.go.jp/role/jppfs/rol_std_BalanceSheet |
 | jppfs_cor:OtherNCL | domain-member | http://disclosure.edinet-fsa.go.jp/role/jppfs/rol_std_BalanceSheet |
 | jppfs_cor:NoncurrentLiabilities | domain-member | http://disclosure.edinet-fsa.go.jp/role/jppfs/rol_std_BalanceSheet |
 | jppfs_cor:BondsPayable | general-special | http://disclosure.edinet-fsa.go.jp/role/jppfs/rol_lea_BalanceSheet-ListOfAccounts |
 | jppfs_cor:LongTermLoansPayable | general-special | http://disclosure.edinet-fsa.go.jp/role/jppfs/rol_lea_BalanceSheet-ListOfAccounts |
 | jppfs_cor:LongTermLoansPayableToSubsidiariesAndAffiliates | general-special | http://disclosure.edinet-fsa.go.jp/role/jppfs/rol_lea_BalanceSheet-ListOfAccounts |
 | jppfs_cor:LongTermLoansPayableToShareholdersDirectorsOrEmployees | general-special | http://disclosure.edinet-fsa.go.jp/role/jppfs/rol_lea_BalanceSheet-ListOfAccounts |
 | jppfs_cor:LongTermPayablesUnderFluidityLeaseReceivablesNCLLEA | general-special | http://disclosure.edinet-fsa.go.jp/role/jppfs/rol_lea_BalanceSheet-ListOfAccounts |
 | jppfs_cor:LeaseObligationsNCL | general-special | http://disclosure.edinet-fsa.go.jp/role/jppfs/rol_lea_BalanceSheet-ListOfAccounts |
 | jppfs_cor:LongTermAccountsPayableOther | general-special | http://disclosure.edinet-fsa.go.jp/role/jppfs/rol_lea_BalanceSheet-ListOfAccounts |
 | jppfs_cor:DeferredTaxLiabilities | general-special | http://disclosure.edinet-fsa.go.jp/role/jppfs/rol_lea_BalanceSheet-ListOfAccounts |
 | jppfs_cor:ProvisionNCL | general-special | http://disclosure.edinet-fsa.go.jp/role/jppfs/rol_lea_BalanceSheet-ListOfAccounts |
 | jppfs_cor:ProvisionForRetirementBenefits | general-special | http://disclosure.edinet-fsa.go.jp/role/jppfs/rol_lea_BalanceSheet-ListOfAccounts |
 | jppfs_cor:GuaranteeReceivedNCLLEA | general-special | http://disclosure.edinet-fsa.go.jp/role/jppfs/rol_lea_BalanceSheet-ListOfAccounts |
 | jppfs_cor:NegativeGoodwill | general-special | http://disclosure.edinet-fsa.go.jp/role/jppfs/rol_lea_BalanceSheet-ListOfAccounts |
 | jppfs_cor:OtherNCL | general-special | http://disclosure.edinet-fsa.go.jp/role/jppfs/rol_lea_BalanceSheet-ListOfAccounts |
 | jppfs_cor:NoncurrentLiabilities | general-special | http://disclosure.edinet-fsa.go.jp/role/jppfs/rol_lea_BalanceSheet-ListOfAccounts |
 | jppfs_cor:BondsPayableAbstract | general-special | http://disclosure.edinet-fsa.go.jp/role/jppfs/rol_cai_BalanceSheet-ListOfAccounts |
 | jppfs_cor:LongTermLoansPayableAbstract | general-special | http://disclosure.edinet-fsa.go.jp/role/jppfs/rol_cai_BalanceSheet-ListOfAccounts |
 | jppfs_cor:ProvisionNCLAbstract | general-special | http://disclosure.edinet-fsa.go.jp/role/jppfs/rol_cai_BalanceSheet-ListOfAccounts |
 | jppfs_cor:NetDefinedBenefitLiability | general-special | http://disclosure.edinet-fsa.go.jp/role/jppfs/rol_cai_BalanceSheet-ListOfAccounts |
 | jppfs_cor:NegativeGoodwill | general-special | http://disclosure.edinet-fsa.go.jp/role/jppfs/rol_cai_BalanceSheet-ListOfAccounts |
 | jppfs_cor:LeaseObligationsNCL | general-special | http://disclosure.edinet-fsa.go.jp/role/jppfs/rol_cai_BalanceSheet-ListOfAccounts |
 | jppfs_cor:AssetRetirementObligationsNCL | general-special | http://disclosure.edinet-fsa.go.jp/role/jppfs/rol_cai_BalanceSheet-ListOfAccounts |
 | jppfs_cor:LiabilitiesRelatedToRightToOperatePublicFacilitiesNCL | general-special | http://disclosure.edinet-fsa.go.jp/role/jppfs/rol_cai_BalanceSheet-ListOfAccounts |
 | jppfs_cor:OtherLiabilitiesNotCurrentLiabilitiesNCLAbstract | general-special | http://disclosure.edinet-fsa.go.jp/role/jppfs/rol_cai_BalanceSheet-ListOfAccounts |
 | jppfs_cor:NoncurrentLiabilities | general-special | http://disclosure.edinet-fsa.go.jp/role/jppfs/rol_cai_BalanceSheet-ListOfAccounts |