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 Group – The fourth-largest banking group 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).

 The Biggest Banks in Japan

Rank Company Total assets, JPY m, 30/06/2012 Total assets, US$bn, 30/06/2012
1 Mitsubishi UFJ Financial Group 222,245,345 2,784.51
2 Mizuho Financial Group 165,058,363 2,068.02
3 Sumitomo Mitsui Financial 138,120,170 1,730.51
4 Resona Holdings 41,577,593 520.926
5 Sumitomo Mitsui Trust 34,317,816 429.968
6 Bank of Yokohama 12,798,518 160.353
7 Fukuoka Financial Group 12,787,626 160.216
8 Chiba Bank 10,919,970 136.816
9 Hokuhoku Financial Group 10,732,435 134.467
10 Shizuoka Bank 9,431,834 118.171
11 Yamaguchi Financial Group 8,802,407 110.285
12 Shinsei Bank 8,563,125 107.287
13 Joyo Bank 8,108,721 101.594
14 Nishi-Nippon City Bank 7,603,127 95.260
15 Sapporo Hokuyo 7,520,380 94.223
16 77 Bank 7,302,298 91.491
17 Bank of Kyoto 7,224,918 90.521
18 Hiroshima Bank 6,812,780 85.357
19 Hachijuni Bank 6,735,905 84.394
20 Gunma Bank 6,540,508 81.946
21 Chugoku Bank 6,412,134 80.338
22 Iyo Bank 5,900,252 73.924
23 Juroku Bank 5,490,998 68.797
24 Senshu Ikeda Holdings 4,958,838 62.129
25 Aozora Bank 4,875,121 61.080
26 Nanto Bank 4,867,109 60.980
27 Daishi Bank 4,658,700 58.369
28 Shiga Bank 4,558,977 57.119
29 Hyakugo Bank 4,598,300 57.612
30 Ogaki Kyoritsu Bank 4,486,613 56.213
31 Higo Bank 4,094,680 51.302
32 San-In Godo Bank 4,039,697 50.613
33 Hyakujushi Bank 3,970,662 49.748
34 Kiyo Holdings 3,854,835 48.297
35 Musashino Bank 3,851,881 48.260

The currency exchange rate on June 30, 2012