E3175571810株式会社かんぽ生命保険JAPAN POST INSURANCE Co.,Ltd.企業内容等の開示に関する内閣府令第四号の三様式Japan GAAPtrueins2021-04-012021-06-30Q12022-03-312020-04-012020-06-302021-03-311falsefalsefalseE31755-0002021-08-11E31755-0002020-04-012020-06-30E31755-0002020-04-012021-03-31E31755-0002021-04-012021-06-30E31755-0002020-06-30E31755-0002021-03-31E31755-0002021-06-30E31755-0002021-08-11jpcrp_cor:OrdinaryShareMemberE31755-0002021-06-30jpcrp_cor:SharesWithNoVotingRightsMemberE31755-0002021-06-30jpcrp_cor:SharesWithRestrictedVotingRightsTreasurySharesEtcMemberE31755-0002021-06-30jpcrp_cor:SharesWithRestrictedVotingRightsOtherMemberE31755-0002021-06-30jpcrp_cor:OrdinarySharesTreasurySharesSharesWithFullVotingRightsTreasurySharesEtcMemberE31755-0002021-06-30jpcrp_cor:OrdinarySharesSharesWithFullVotingRightsOtherMemberE31755-0002021-06-30jpcrp_cor:OrdinarySharesSharesLessThanOneUnitMemberE31755-0002021-06-30jpcrp_cor:Row1Memberiso4217:JPYiso4217:JPYxbrli:sharesxbrli:purexbrli:shares