Bank of Yokohama Mizuho Bank MUFG Shinsei Bank Sumitomo Mitsui Banking
BOY Chiba Bank Mizuho Bank Mitsubishi UFJ Shinsei Bank Sumitomo Mitsui

77 Bank is the largest bank in the Tohoku region with about 140 local branches and representative office in Shanghai. It was established in 1878 as Japan's 77th national bank. The Bank's total assets amounted to ¥8.309 trillion (US$69 billion) as of December 31, 2015. The market capitalization was US$1.5 billion at August 19, 2016.

Aichi Bank – A regional bank whose business base is Aichi Prefecture, the central prefecture of the Tokai region. It has a domestic service network comprising 105 branches, and also engages in international operations.

Bank of Fukuoka – One of the largest regional banks in Japan. It operates in Kyushu region including Fukuoka, Jumamoto, and Nagasaki prefectures. As of March 2015, it had total assets of JPY 11.535 trillion (US$96.1 billion).

Bank of Japan – The central bank of Japan (often called Nichigin), founded in 1882 after Meiji Restoration.

Bank of Kyoto – The largest retail bank in Kyoto Prefecture. The Bank’s operating area consists of Kyoto, Shiga, Osaka, Nara and Hyogo prefectures. The total assets amounted to ¥8.255 trillion as of March 31, 2015.

Bank of Nagoya was founded in 1949 and is a commercial bank based in Nagoya city, Aichi prefecture. It offers a wide range of banking facilities through one hundred and eighteen branches and seven sub-branches in Japan and four overseas representative offices in Singapore, New York, Shanghai and Nantong. The Bank has nine consolidated subsidiaries, all based in Nagoya, Japan.

Bank of Saga – A regional bank whose primary business base comprises Saga and Fukuoka prefectures in northern Kyushu. As of March 31, 2012, the Bank of Saga’s balance of deposits amounted to ¥1,900 billion (US$23 billion).

Bank of Yokohama (BOY) – One of Japan‘s leading regional banks based in Yokohama City, Kanagawa. It has 204 domestic branches and 406 ATMs located in Tokyo, Osaka, Aichi, Kanagawa and Gunma. At March 31, 2015, the Bank's assets and deposits amounted to ¥15.4 trillion and ¥12.1 trillion, respectively.

Chiba Bank – The second-largest regional bank in Japan. Its operating area consists of Chiba Prefecture and the neighboring areas of eastern Tokyo, Saitama and Ibaraki Prefecture. At June 30, 2015, the company had total assets of ¥13.5 trillion and total deposits of ¥10.9 trillion.

Dai-Ichi Kangyo Bank (DKB) was one of the largest banks in Japan, with operations in more than 30 countries. In 2000, it was acquired by Mizuho Holdings. DKB was formed in 1971 through the merger of Dai Ichi Bank and Nippon Kangyo Bank.

Japan Bank for International Cooperation (JBIC) – JBIC is the international wing of Japan Finance Corporation (JFC) established on October 1, 2008. JFC is a public corporation wholly owned by the Japanese government. The purpose of the Japan Finance Corporation (JFC) is to contribute to the sound socioeconomic development of Japan and the international community, and to improvement in the lives of Japanese citizens.

Japan Post Bank was established in 2006 and operates as a subsidiary of Japan Post Holdings. As of June 30, 2015, it had total assets of over ¥ 208.7 trillion.

Mitsubishi UFJ Financial Group (MUFG) – The largest banking group in Japan and one of the largest financial institutions in the world. The Bank of Tokyo-Mitsubishi UFJ (BTMU) serves as the core retail and commercial banking arm of MUFG.

Mizuho Financial Group – One of the three largest financial institutions in Japan and 16th largest bank in the world in terms of assets. As of June 30, 2015, the company had total assets of ¥191.8 trillion ($76.4 billion).

Nanto Bank – A regional bank that mainly operates in Nara Prefecture, Japan. The bank was established in June 1934 and has 132 domestic branches as well as representative offices in Hong Kong and Shanghai. As of March 31, 2011, the Nanto Bank’s total assets amounted to ¥4,608.561 billion.

Nomura Holdings – A financial services company in Japan established on December 25, 1925.

Norinchukin Bank – A cooperative bank serving agricultural, fishing and forestry cooperatives. It is the largest hedge fund in Japan. As of June 30, 2015, the company had ¥ 100.25 trillion in total assets.

OITA Bank is a regional bank headquartered in Oita Prefecture. It has more than 100 domestic branches and one representative office in Hong Kong.

Resona Bank, ltd. is a subsidiary of Resona Holdings, Inc. As of March 31, 2014, Resona Bank had over JPY 26.6 trillion (US$278.4 billion) in total assets.

Resona Holdings – One of the ten largest banking groups in Japan comprising three banks: Resona Bank, Saitama Resona Bank and Kinki Osaka Bank. As of June 30, 2015, the company had total assets of over JPY 46.5 trillion.

Shinsei Bank is a leading diversified financial institution established in 1952. As of August 19, 2016, it had a market capitalization of JPY 432 billion.

Sumitomo Mitsui Financial Group (SMFG) – One of the biggest financial groups in Japan along with MHFG and MUFG. It is the holding company for Sumitomo Mitsui Banking Corporation (SMBC).

 Top Banks in Japan

Rank Company Total assets, US$b, 30/06/2016 Total assets, JPY m, 30/06/2016
1 Mitsubishi UFJ Financial Group 2,901.34 298,193,992
2 Japan Post Bank    2,022.02 207,819,504
3 Mizuho Financial Group 1,923.72 197,715,575
4 Sumitomo Mitsui Financial Group 1,764.69 181,371,336
5 Norinchukin Bank 999.623 102,739,200
6 Sumitomo Mitsui Trust Holdings 580.308 59,642,931
7 Resona Holdings 451.283 46,381,987
8 Concordia Financial Group (1) 177.295 18,221,993
9 Fukuoka Financial Group 172.537 17,732,996
10 Chiba Bank 134.658 13,839,863
11 Hokuhoku Financial Group 114.621 11,780,466
12 Shizuoka Bank 108.652 11,166,987
13 Yamaguchi Financial Group 98.382 10,111,472
14 Joyo Bank 91.400 9,393,914
15 Kyushu Financial Group (2) 91.311 9,384,792
16 Nishi-Nippon City Bank 90.732 9,325,203
17 Shinsei Bank 90.199 9,270,429
18 North Pacific Bank 84.518 8,686,582
19 Hiroshima Bank 83.444 8,576,217
20 77 Bank 82.625 8,492,071
21 Hachijuni Bank 81.591 8,385,752
22 Bank of Kyoto 79.326 8,152,978
23 Chugoku Bank 77.437 7,958,792
24 Gunma Bank 75.146 7,723,358
25 Iyo Bank 64.368 6,615,567
26 Juroku Bank 60.644 6,232,867
27 Toho Bank 57.973 5,958,317
28 Nanto Bank 56.613 5,818,536
29 Senshu Ikeda Holdings 54.623 5,614,028
30 Tokyo TY Financial Group 54.188 5,569,313
31 Ogaki Kyoritsu Bank 53.224 5,470,224
32 Daishi Bank 52.822 5,428,965
33 Hyakugo Bank 52.063 5,350,929
34 San-In Godo Bank 49.315 5,068,452
35 Shiga Bank 49.246 5,061,424

1 - Concordia Financial Group was created through the merger of Bank of Yokohama and Higashi-Nippon Bank in 2016.
2 - Kyushu Financial Group  was formed through the merger of Higo Bank and Kagoshima Bank in 2015.