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Convert Gregorian years to the corresponding Japanese era and year.
Western
Japanese era
1000
AD
Chōhō 1 (長保1)
or
Chōhō 2 (長保2)
999
AD
Chōtoku 4 (長徳4)
or
Chōhō 1 (長保1)
998
AD
Chōtoku 3 (長徳3)
or
Chōtoku 4 (長徳4)
997
AD
Chōtoku 2 (長徳2)
or
Chōtoku 3 (長徳3)
996
AD
Chōtoku 1 (長徳1)
or
Chōtoku 2 (長徳2)
995
AD
Shōryaku 5 (正暦5)
or
Chōtoku 1 (長徳1)
994
AD
Shōryaku 4 (正暦4)
or
Shōryaku 5 (正暦5)
993
AD
Shōryaku 3 (正暦3)
or
Shōryaku 4 (正暦4)
992
AD
Shōryaku 2 (正暦2)
or
Shōryaku 3 (正暦3)
991
AD
Shōryaku 1 (正暦1)
or
Shōryaku 2 (正暦2)
990
AD
Eiso 1 (永祚1)
or
Shōryaku 1 (正暦1)
989
AD
Eien 2 (永延2)
or
Eiso 1 (永祚1)
988
AD
Eien 1 (永延1)
or
Eien 2 (永延2)
987
AD
Kanna 2 (寛和2)
or
Eien 1 (永延1)
986
AD
Kanna 1 (寛和1)
or
Kanna 2 (寛和2)
985
AD
Eikan 2 (永観2)
or
Kanna 1 (寛和1)
984
AD
Eikan 1 (永観1)
or
Eikan 2 (永観2)
983
AD
Tengen 5 (天元5)
or
Eikan 1 (永観1)
982
AD
Tengen 4 (天元4)
or
Tengen 5 (天元5)
981
AD
Tengen 3 (天元3)
or
Tengen 4 (天元4)
980
AD
Tengen 2 (天元2)
or
Tengen 3 (天元3)
979
AD
Jōgen 3 (貞元3)
or
Tengen 2 (天元2)
978
AD
Jōgen 2 (貞元2)
or
Jōgen 3 (貞元3)
977
AD
Jōgen 1 (貞元1)
or
Jōgen 2 (貞元2)
976
AD
Ten'en 3 (天延3)
or
Jōgen 1 (貞元1)
975
AD
Ten'en 2 (天延2)
or
Ten'en 3 (天延3)
974
AD
Tenroku 4 (天禄4)
or
Ten'en 2 (天延2)
973
AD
Tenroku 3 (天禄3)
or
Tenroku 4 (天禄4)
972
AD
Tenroku 2 (天禄2)
or
Tenroku 3 (天禄3)
971
AD
Tenroku 1 (天禄1)
or
Tenroku 2 (天禄2)
970
AD
Anna 2 (安和2)
or
Tenroku 1 (天禄1)
969
AD
Anna 1 (安和1)
or
Anna 2 (安和2)
968
AD
Kōhō 4 (康保4)
or
Anna 1 (安和1)
967
AD
Kōhō 3 (康保3)
or
Kōhō 4 (康保4)
966
AD
Kōhō 2 (康保2)
or
Kōhō 3 (康保3)
965
AD
Kōhō 1 (康保1)
or
Kōhō 2 (康保2)
964
AD
Ōwa 3 (応和3)
or
Kōhō 1 (康保1)
963
AD
Ōwa 2 (応和2)
or
Ōwa 3 (応和3)
962
AD
Ōwa 1 (応和1)
or
Ōwa 2 (応和2)
961
AD
Tentoku 4 (天徳4)
or
Ōwa 1 (応和1)
960
AD
Tentoku 3 (天徳3)
or
Tentoku 4 (天徳4)
959
AD
Tentoku 2 (天徳2)
or
Tentoku 3 (天徳3)
958
AD
Tentoku 1 (天徳1)
or
Tentoku 2 (天徳2)
957
AD
Tenryaku 10 (天暦10)
or
Tentoku 1 (天徳1)
956
AD
Tenryaku 9 (天暦9)
or
Tenryaku 10 (天暦10)
955
AD
Tenryaku 8 (天暦8)
or
Tenryaku 9 (天暦9)
954
AD
Tenryaku 7 (天暦7)
or
Tenryaku 8 (天暦8)
953
AD
Tenryaku 6 (天暦6)
or
Tenryaku 7 (天暦7)
952
AD
Tenryaku 5 (天暦5)
or
Tenryaku 6 (天暦6)
951
AD
Tenryaku 4 (天暦4)
or
Tenryaku 5 (天暦5)
950
AD
Tenryaku 3 (天暦3)
or
Tenryaku 4 (天暦4)
949
AD
Tenryaku 2 (天暦2)
or
Tenryaku 3 (天暦3)
948
AD
Tenryaku 1 (天暦1)
or
Tenryaku 2 (天暦2)
947
AD
Tengyō 9 (天慶9)
or
Tenryaku 1 (天暦1)
946
AD
Tengyō 8 (天慶8)
or
Tengyō 9 (天慶9)
945
AD
Tengyō 7 (天慶7)
or
Tengyō 8 (天慶8)
944
AD
Tengyō 6 (天慶6)
or
Tengyō 7 (天慶7)
943
AD
Tengyō 5 (天慶5)
or
Tengyō 6 (天慶6)
942
AD
Tengyō 4 (天慶4)
or
Tengyō 5 (天慶5)
941
AD
Tengyō 3 (天慶3)
or
Tengyō 4 (天慶4)
940
AD
Tengyō 2 (天慶2)
or
Tengyō 3 (天慶3)
939
AD
Tengyō 1 (天慶1)
or
Tengyō 2 (天慶2)
938
AD
Jōhei 7 (承平7)
or
Tengyō 1 (天慶1)
937
AD
Jōhei 6 (承平6)
or
Jōhei 7 (承平7)
936
AD
Jōhei 5 (承平5)
or
Jōhei 6 (承平6)
935
AD
Jōhei 4 (承平4)
or
Jōhei 5 (承平5)
934
AD
Jōhei 3 (承平3)
or
Jōhei 4 (承平4)
933
AD
Jōhei 2 (承平2)
or
Jōhei 3 (承平3)
932
AD
Jōhei 1 (承平1)
or
Jōhei 2 (承平2)
931
AD
Enchō 8 (延長8)
or
Jōhei 1 (承平1)
930
AD
Enchō 7 (延長7)
or
Enchō 8 (延長8)
929
AD
Enchō 6 (延長6)
or
Enchō 7 (延長7)
928
AD
Enchō 5 (延長5)
or
Enchō 6 (延長6)
927
AD
Enchō 4 (延長4)
or
Enchō 5 (延長5)
926
AD
Enchō 3 (延長3)
or
Enchō 4 (延長4)
925
AD
Enchō 2 (延長2)
or
Enchō 3 (延長3)
924
AD
Enchō 1 (延長1)
or
Enchō 2 (延長2)
923
AD
Engi 22 (延喜22)
or
Enchō 1 (延長1)
922
AD
Engi 21 (延喜21)
or
Engi 22 (延喜22)
921
AD
Engi 20 (延喜20)
or
Engi 21 (延喜21)
920
AD
Engi 19 (延喜19)
or
Engi 20 (延喜20)
919
AD
Engi 18 (延喜18)
or
Engi 19 (延喜19)
918
AD
Engi 17 (延喜17)
or
Engi 18 (延喜18)
917
AD
Engi 16 (延喜16)
or
Engi 17 (延喜17)
916
AD
Engi 15 (延喜15)
or
Engi 16 (延喜16)
915
AD
Engi 14 (延喜14)
or
Engi 15 (延喜15)
914
AD
Engi 13 (延喜13)
or
Engi 14 (延喜14)
913
AD
Engi 12 (延喜12)
or
Engi 13 (延喜13)
912
AD
Engi 11 (延喜11)
or
Engi 12 (延喜12)
911
AD
Engi 10 (延喜10)
or
Engi 11 (延喜11)
910
AD
Engi 9 (延喜9)
or
Engi 10 (延喜10)
909
AD
Engi 8 (延喜8)
or
Engi 9 (延喜9)
908
AD
Engi 7 (延喜7)
or
Engi 8 (延喜8)
907
AD
Engi 6 (延喜6)
or
Engi 7 (延喜7)
906
AD
Engi 5 (延喜5)
or
Engi 6 (延喜6)
905
AD
Engi 4 (延喜4)
or
Engi 5 (延喜5)
904
AD
Engi 3 (延喜3)
or
Engi 4 (延喜4)
903
AD
Engi 2 (延喜2)
or
Engi 3 (延喜3)
902
AD
Engi 1 (延喜1)
or
Engi 2 (延喜2)
901
AD
Shōtai 3 (昌泰3)
or
Engi 1 (延喜1)
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