TitleHistories.com - Professional Combat Sport Championship Histories
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Last updated on 2025-06-19

Oriental Boxing Federation ( 1954-10 - 1977-11 )
Oriental and Pacific Boxing Federation ( 1977-11 -   )
Welterweight Title
(as of 2025-08-30)

* Bolded letters in the competitor's name, if any, indicate the surname/family name.

Somdej Yontarakit1953-01-04Bangkok, THA
Defeats Tatsumi Hachirō to win the Orient Title; officially recognized as the champion by the OPBF upon its inception on 54-10-27.
Fukuchi Kenji1957-11-20Tōkyō, JPN
Filipino Ravalo1961-12-16Manila, PHI
Fukuchi Kenji [2]1962-07-02Tōkyō, JPN
Vacates on 63-02-26.
Takahashi Yoshinori1963-08-26Tōkyō, JPN
Defeats Watanabe Makoto.
Eliseo Aranda1964-05-08Tōkyō, JPN
Apidej Sithiran1965-01-07Bangkok, THA
Nakano Musashi1967-01-08Tōkyō, JPN
Vacates on 69-04-28.
Minami Hisao1969-05-21Ōsaka, JPN
Defeats Filipino Ravalo.
Yim Byong-mo1970-04-01Seoul, KOR
Sorimachi Ryū1970-10-28Tōkyō, JPN
Lee Man-deuk1979-03-26Tōkyō, JPN
Dan DeGuzman1979-11-16Manila, PHI
Hwang Chung-jae1980-02-29Manila, PHI
Hwang Jun-suk1982-04-18Jeonju, KOR
Lee Seung-soon1987-02-15Wonju, KOR
Jung Young-kil1987-03-29Wonju, KOR
Vacates in 88-06.
Ozaki Fujio1988-07-07Tōkyō, JPN
Defeats Francisco Ferrer; vacates in 89-11.
Cho Yong-bae1990-03-10Daejeon, KOR
Defeats Robert Azumah.
Park Jung-oh1990-09-01Seongju, KOR
Vacates in 95-03.
Park Bong-kwan1995-04-29Gumi, KOR
Defeats Yoon Suk-hyun.
Yoshino Hiroyuki1995-11-28Tōkyō, JPN
Yoon Suk-hyun1996-12-03Tōkyō, JPN
Shannan Taylor1998-09-25Wollongong, NSW, AUS
Vacates in 00-01.
Yoon Suk-hyun [2]2000-08-22Tōkyō, JPN
Defeats Toshiharu Kayama.
Rev Santillan2001-01-26Cebu, PHI
Watanabe Hiroshi2002-10-14Komaki, Aichi, JPN
Rev Santillan [2]2004-04-25Komaki, Aichi, JPN
Hidaka Kazuhiko2005-03-19Tōkyō, JPN
Rev Santillan [3]2005-12-03Tōkyō, JPN
Yamaguchi Hiroshi2006-04-20Tōkyō, JPN
Marumoto Taisei2006-09-18Yokohama, JPN
Rev Santillan [4]2007-07-14Amagasaki, Hyogo, JPN
Sasaki Motoki2008-02-16Tōkyō, JPN
Vacates in 09-09.
Wale Omotoso2009-11-27Ferntree Gully, VIC, AUS
Defeats Park Hwan-young; vacates on 10-10-19.
Inoue2010-12-06Tōkyō, JPN
Defeats Katō Takejirō and also wins Japanese Title.
Watanabe Akinori2011-04-11Tōkyō, JPN
Vacates on 13-07-30.
Kamegai Yoshihiro2013-12-07Tōkyō, JPN
Defeats Tim Hunt; vacates on 15-07-07.
Jack Brubaker2015-08-19Melbourne, VIC, AUS
Defeats Xingxin Yang; vacates in 17-10.
Ben Savva 2017-10-22 Sydney, NSW, AUS
Defeats Natthawut Arunsuk; vacates in 19-12.
Nagahama Riku 2020-02-27 Tōkyō, JPN
Defeats Kudura Kaneko (Kudura Tura).
Toyoshima Ryōta 2021-01-16Tōkyō, JPN
Also wins WBO Asia Pacific Title on 21-05-20; OPBF title is vacant after Toyoshima loses the WBO title on 23-01-14.
Sasaki Jin 2024-05-16 Tōkyō, JPN
Defeats Joe Noynay; also holds WBO Asia Pacific Title; vacates both titles on 25-04-25 to focus on winning the world title.
Tanaka Sora 2025-06-19 Tōkyō, JPN
Defeats Kobata Takeru.


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