| 901 | Nisshin Shinkin Bank | 1689 | Cooperative Regional Financial Institutions |
| 902 | Nisshokin Shintaku Bank | 0321 | Bank Holding Company |
| 903 | Nitta Midori Nokyo Bank | 4664 | Agricultural Cooperative Bank |
| 904 | Nobeoka Nokyo Bank | 9208 | Agricultural Cooperative Bank |
| 905 | Nobeoka Shinkin Bank | 1982 | Cooperative Regional Financial Institutions |
| 906 | Nochu Shintaku Bank | 0311 | Bank Holding Company |
| 907 | Nomi Nokyo Bank | 5982 | Agricultural Cooperative Bank |
| 908 | Nomura Shintaku Bank | 0304 | Bank Holding Company |
| 909 | Nonoichi Nokyo Bank | 6010 | Agricultural Cooperative Bank |
| 910 | Norin Chukin Bank | 3000 | Central Cooperative Bank for Agriculture & Forestry |
| 911 | Noto Kyoei Shinkin Bank | 1442 | Cooperative Regional Financial Institutions |
| 912 | Notowakaba Nokyo Bank | 6094 | Agricultural Cooperative Bank |
| 913 | Nova Scotia Bank | 0469 | Foreign Banks |
| 914 | Nozomi Shinkumi Bank | 2549 | Credit Cooperative |
| 915 | Numazu Shinkin Bank | 1505 | Cooperative Regional Financial Institutions |
| 916 | Obama Shinkin Bank | 1473 | Cooperative Regional Financial Institutions |
| 917 | Obihiro Shinkin Bank | 1026 | Cooperative Regional Financial Institutions |
| 918 | Obihiro Taisho Nokyo Bank | 3265 | Agricultural Cooperative Bank |
| 919 | Obihiro-shi Kawanishi Nokyo Bank | 3264 | Agricultural Cooperative Bank |
| 920 | Ochiimabari Nokyo Bank | 8400 | Agricultural Cooperative Bank |
| 921 | Odawara Daiichi Shinkumi Bank | 2315 | Credit Cooperative |
| 922 | Oegun Nokyo Bank | 8305 | Agricultural Cooperative Bank |
| 923 | Ofunato-shi Nokyo Bank | 3598 | Agricultural Cooperative Bank |
| 924 | Ogaki Kyoritsu Bank | 0152 | Regional Banks |
| 925 | Ogaki Shinkin Bank | 1531 | Cooperative Regional Financial Institutions |
| 926 | Ogatamura Nokyo Bank | 3929 | Agricultural Cooperative Bank |
| 927 | Ohotsuku Abashiri Nokyo Bank | 3326 | Agricultural Cooperative Bank |
| 928 | Ohotsuku Hamanasu Nokyo Bank | 3301 | Agricultural Cooperative Bank |
| 929 | Oigawa Nokyo Bank | 6377 | Agricultural Cooperative Bank |
| 930 | Oirase Nokyo Bank | 3474 | Agricultural Cooperative Bank |
| 931 | Oita Bank | 0183 | Regional Banks |
| 932 | Oita Mirai Shinkin Bank | 1962 | Cooperative Regional Financial Institutions |
| 933 | Oita Oyamamachi Nokyo Bank | 9145 | Agricultural Cooperative Bank |
| 934 | Oita Shinkin Bank | 1960 | Cooperative Regional Financial Institutions |
| 935 | Oita-ken Gyokyo Bank | 9493 | Fishery Cooperative Bank |
| 936 | Oita-ken Nokyo Bank | 9104 | Agricultural Cooperative Bank |
| 937 | Oita-ken Shinkumi Bank | 2870 | Credit Cooperative |
| 938 | Oita-ken Shinren Bank | 3044 | Community-based Financial Institution for Farmers |
| 939 | Okawa Shinkin Bank | 1917 | Cooperative Regional Financial Institutions |
| 940 | Okayama Higashi Nokyo Bank | 7768 | Agricultural Cooperative Bank |
| 941 | Okayama Nishi Nokyo Bank | 7794 | Agricultural Cooperative Bank |
| 942 | Okayama Shinkin Bank | 1732 | Cooperative Regional Financial Institutions |
| 943 | Okayama Shogin Shinkumi Bank | 2673 | Credit Cooperative |
| 944 | Okayama-shi Nokyo Bank | 7755 | Agricultural Cooperative Bank |
| 945 | Okazaki Shinkin Bank | 1552 | Cooperative Regional Financial Institutions |
| 946 | Oki Nokyo Bank | 7691 | Agricultural Cooperative Bank |
| 947 | Okidozen Nokyo Bank | 7693 | Agricultural Cooperative Bank |
| 948 | Okinawa Bank | 0188 | Regional Banks |
| 949 | Okinawa Kaiho Bank | 0596 | Regional Banks |
| 950 | Okinawa-ken Nokyo Bank | 9375 | Agricultural Cooperative Bank |
| 951 | Okinawa-ken Rokin Bank | 2997 | Labour Banks |
| 952 | Okinawa-ken Shingyoren Bank | 9496 | Fishery Cooperative Bank |
| 953 | Okotsupe-cho Nokyo Bank | 3297 | Agricultural Cooperative Bank |
| 954 | Ome Shinkin Bank | 1358 | Cooperative Regional Financial Institutions |
| 955 | Omifuji Nokyo Bank | 6888 | Agricultural Cooperative Bank |
| 956 | Omonogawa Nokyo Bank | 3889 | Agricultural Cooperative Bank |
| 957 | Omu Nokyo Bank | 3295 | Agricultural Cooperative Bank |
| 958 | Omuta Yanagawa Shinkin Bank | 1908 | Cooperative Regional Financial Institutions |
| 959 | Onga Shinkin Bank | 1920 | Cooperative Regional Financial Institutions |
| 960 | Onomichi-shi Nokyo Bank | 8029 | Agricultural Cooperative Bank |
| 961 | Oratatebayashi Nokyo Bank | 4677 | Agricultural Cooperative Bank |
| 962 | Orix Shintaku Bank | 0307 | Bank Holding Company |
| 963 | Ororon Nokyo Bank | 3202 | Agricultural Cooperative Bank |
| 964 | Osaka Chochiku Shinkumi Bank | 2548 | Credit Cooperative |
| 965 | Osaka Higashi Shinkin Bank | 1655 | Cooperative Regional Financial Institutions |
| 966 | Osaka Hokubu Nokyo Bank | 7041 | Agricultural Cooperative Bank |
| 967 | Osaka Kosei Shinkin Bank | 1633 | Cooperative Regional Financial Institutions |
| 968 | Osaka Kyoei Shinkumi Bank | 2543 | Credit Cooperative |
| 969 | Osaka Minami Nokyo Bank | 7139 | Agricultural Cooperative Bank |
| 970 | Osaka Nakakawachi Nokyo Bank | 7164 | Agricultural Cooperative Bank |
| 971 | Osaka Senshu Nokyo Bank | 7087 | Agricultural Cooperative Bank |
| 972 | Osaka Shinkin Bank | 1630 | Cooperative Regional Financial Institutions |
| 973 | Osaka Shoko Shinkin Bank | 1636 | Cooperative Regional Financial Institutions |
| 974 | Osaka Tobu Nokyo Bank | 7184 | Agricultural Cooperative Bank |
| 975 | Osaka-fu Ishi Shinkumi Bank | 2560 | Credit Cooperative |
| 976 | Osaka-fu Keisatsu Shinkumi Bank | 2566 | Credit Cooperative |
| 977 | Osaka-fu Shinren Bank | 3027 | Community-based Financial Institution for Farmers |
| 978 | Osaka-shi Nokyo Bank | 7200 | Agricultural Cooperative Bank |
| 979 | Osaka-shi Shinkin Bank | 1635 | Cooperative Regional Financial Institutions |
| 980 | Oshima Shinkin Bank | 1013 | Cooperative Regional Financial Institutions |
| 981 | Osuzu Nokyo Bank | 9203 | Agricultural Cooperative Bank |
| 982 | Ota-shi Nokyo Bank | 4665 | Agricultural Cooperative Bank |
| 983 | Otaru Shinkin Bank | 1016 | Cooperative Regional Financial Institutions |
| 984 | Otawara Shinkin Bank | 1225 | Cooperative Regional Financial Institutions |
| 985 | Otofuke-cho Nokyo Bank | 3278 | Agricultural Cooperative Bank |
| 986 | Otsu Nokyo Bank | 8261 | Agricultural Cooperative Bank |
| 987 | Overseas Chinese Bank | 0444 | Foreign Banks |
| 988 | Owari Chuo Nokyo Bank | 6451 | Agricultural Cooperative Bank |
| 989 | Oyama Nokyo Bank | 4490 | Agricultural Cooperative Bank |
| 990 | Ozora Nokyo Bank | 6113 | Agricultural Cooperative Bank |
| 991 | Pakistan National Bank | 0459 | Foreign Banks |
| 992 | Philippines National Bank | 0617 | Foreign Banks |
| 993 | Pinne Nokyo Bank | 3181 | Agricultural Cooperative Bank |
| 994 | Pippu-cho Nokyo Bank | 3224 | Agricultural Cooperative Bank |
| 995 | Rabobank Nederland | 0622 | Foreign Banks |
| 996 | Rakuten Bank | 0036 | Other Banks |
| 997 | Reihokumachi Nokyo Bank | 9072 | Agricultural Cooperative Bank |
| 998 | Resona Bank | 0010 | City Banks |
| 999 | Rihoku Nokyo Bank | 5260 | Agricultural Cooperative Bank |
| 1000 | Rikubetsu-cho Nokyo Bank | 3290 | Agricultural Cooperative Bank |