23 Notable alumni of Soka University
Updated: June 08, 2026 EliteDegrees
Soka University is ranked #4,484 in the world and #296 in Japan by aggregated alumni prominence. Below is the list of 23 notable alumni from Soka University sorted by their wiki pages popularity. The directory includes famous graduates and former students along with research and academic staff. Many individuals affiliated with Soka University won Nobel Prizes for Peace, in Physics, Chemistry, Physiology or Medicine, and Economics.
1. Keigo Masuya
1951-. (aged 75)
politician
Keigo Masuya is a former Japanese politician of the New Komeito Party, a member of the House of Representatives in the Diet (national legislature). A native of Abu District, Yamaguchi and graduate of the Soka University, he worked at the government of Yamaguchi Prefecture from 1975 to 1992. He was elected to the House of Representatives for the first time...
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2. Kiyohiro Araki
1956-. (aged 70)
lawyer
politician
Kiyohiro Araki is a Japanese politician of the New Komeito Party, a member of the House of Councillors in the Diet (national legislature). A native of Ena, Gifu and graduate of Soka University, he was elected for the first time in 1992.
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3. Shuhei Takada
1985-. (aged 41)
baseball player
Shuhei Takada is a Japanese left-handed pitcher for the Shinano Grandserows. He previously played for the Soka University, which has advanced to the semifinal of the All Japan University Baseball Championship Series 2005, the Grandserows, and the Hanshin Tigers.
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4. Kazufumi Taniguchi
1962-. (aged 64)
politician
Kazufumi Taniguchi is a Japanese politician serving in the House of Representatives in the Diet (national legislature) as a member of the New Komeito Party. A native of Wakayama Prefecture and graduate of Soka University he was elected for the first time in 2005.
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5. Hisatake Sugi
1976-. (aged 50)
certified public accountant
tax advisor
politician
Hisatake Sugi is a Japanese politician and a member of the House of Councillors of Japan.
6. Yoshinori Ōguchi
1955-. (aged 71)
lawyer
politician
Yoshinori Oguchi is a former Japanese politician who served as a member of the House of Representatives in the Diet for the Komeito Party. A native of Osaka and graduate of Soka University, he was elected to the House of Representatives for the first time in 1993.
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7. Hirotaka Ishikawa
1973-. (aged 53)
politician
Hirotaka Ishikawa is a Japanese politician who has served as a member of the House of Councillors of Japan since 2010. He represents the Osaka at-large district and is a member of the Komeito party.
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8. Michiyo Takagi
1952-. (aged 74)
politician
reporter
Michiyo Takagi is a Japanese politician serving in the House of Representatives in the Diet (national legislature) as a member of the New Komeito Party. A native of Kitakyushu, Fukuoka and graduate of Soka University she was elected for the first time in 2003.
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9. Yutaka Otsuka
1987-. (aged 39)
baseball player
Yutaka Otsuka is a Japanese professional baseball pitcher. He was born on December 20, 1987, in Tokyo, Japan. He is currently playing for the Hokkaido Nippon-Ham Fighters of the NPB.
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10. Mitsunari Okamoto
1965-. (aged 61)
cashier
politician
Mitsunari Okamoto is a Japanese politician from Komeito who represents Tokyo's 29th district in the House of Representatives. Okamoto was vice minister in the Finance Ministry in the Second Kishida Cabinet. Following the 2024 Japanese general election he became the chairman of the Komeito Policy Research Council.
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11. Sayaka Sasaki
1981-. (aged 45)
lawyer
politician
Sayaka Sasaki is a Japanese politician who is a member of the House of Councillors of Japan.
12. Takahide Ikeda
1994-. (aged 32)
baseball player
Takahide Ikeda is a Japanese professional baseball pitcher for the Hokkaido Nippon-Ham Fighters of Nippon Professional Baseball (NPB).
13. Toshiko Takeya
1969-. (aged 57)
politician
certified public accountant
Toshiko Takeya is the current leader of Kōmeitō and a member of the House of Councilors representing Tokyo. She received the second highest vote share (13.2%) in the 2010 Japanese Senate election in Tokyo and succeeded Yūji Sawa as Kōmeitō Senator from Tokyo who retired after one term.
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14. Kazuo Kitagawa
1953-. (aged 73)
lawyer
tax advisor
politician
Kazuo Kitagawa is a retired Japanese politician who served as the Minister of Land, Infrastructure and Transport in the cabinet of Junichiro Koizumi.
15. Yōsuke Takagi
1959-. (aged 67)
politician
reporter
Yōsuke Takagi is a Japanese politician who served in the House of Representatives in the Diet as a member of the Komeito Party. A native of Ōta, Tokyo and graduate of Soka University he was elected for the first time in 1993 after working at the national newspaper Mainichi Shimbun for 7 years.
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16. Hidekazu Nagai
1970-. (aged 56)
politician
owarai tarento
Hidekazu Nagai is a comedian and an owarai presenter in Japan.
17. Yasuhiro Ogawa
1990-. (aged 36)
baseball player
Yasuhiro Ogawa is a professional Japanese baseball player. He is a pitcher for the Tokyo Yakult Swallows.
18. Shūta Ishikawa
1991-. (aged 35)
baseball player
Shuta Ishikawa is a Japanese professional baseball pitcher for the Chiba Lotte Marines of Nippon Professional Baseball (NPB).
19. Eiichi Koyano
1980-. (aged 46)
baseball player
Eiichi Koyano is a Japanese former professional baseball player (infielder) and currently the hitting coach for the Hanshin Tigers of Nippon Professional Baseball (NPB). He is a native of Edogawa, Tokyo, Japan. Koyano is considered a member of the Matsuzaka Generation.
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20. Makoto Kadowaki
2001-. (aged 25)
professional baseball player
Makoto Kadowaki is a professional Japanese baseball player. He plays infielder for the Yomiuri Giants.
21. Seigi Tanaka
1994-. (aged 32)
baseball player
Seigi Tanaka is a Japanese professional baseball pitcher for the Hokkaido Nippon-Ham Fighters of Nippon Professional Baseball (NPB). He has previously played in NPB for the Fukuoka SoftBank Hawks after being drafted in 2016.
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22. Sun Qingye
1965-. (aged 61)
politician
Sun Qingye, also known as Sun Wenqing, is the deputy head of the Office for Safeguarding National Security of the CPG in the HKSAR. Sun has a background working in the Ministry of State Security of the People's Republic of China, particularly in the China International Culture Exchange Center.
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23. Kiyohiko Toyama
1969-. (aged 57)
politician
Kiyohiko Toyama is a former Japanese politician of the New Komeito Party, who served as a member of the House of Councillors and the House of Representatives in the Diet (national legislature). A native of Chiba, Chiba, he graduated from Sōka University and received a Ph.D. in the study of peace from University of Bradford in the United Kingdom. He...
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