- Lee Kyung-young (1987–1987, IBF)
- Hiroki Ioka (1987–1988, WBC)
- Leo Gamez (1988–1989, WBA)
- Samuth Sithnaruepol (1988–1989, IBF)
- Napa Kiatwanchai (1988–1989, WBC)
- Kim Bong-jun (1989–1991, WBA)
- Nico Thomas (1989, IBF)
- Rafael Torres (1989–1991, WBO)
- Eric Chavez (1989–1990, IBF)
- Choi Jum-hwan (1989–1990, WBC)
- Hideyuki Ōhashi (1990, WBC)
- Fahlan Sakkreerin (1990–1992, IBF)
- Ricardo López (1990–1997, WBC)
- Choi Hi-yong (1991–1992, WBA)
- Manny Melchor (1992, IBF)
- Hideyuki Ōhashi (1992–1993, WBA)
- Ratanapol Sor Vorapin (1992–1997, IBF)
- Chana Porpaoin (1993–1995, WBA)
- Paul Weir (1993-1993, WBO)
- Alex Sánchez (1993–1997, WBO)
- Rosendo Álvarez (1995–1998, WBA)
- Ricardo López (1997-1997, WBC i WBO)
- Ricardo López (1997–1998, WBC)
- Eric Jamili (1997–1998, WBO)
- Zolani Petelo (1997–2001, IBF)
- Kermin Guardia (1998–2001, WBO)
- Ricardo López (1998–1999, WBA i WBC)
- Wandee Singwancha (1999–2000, WBC)
- Noel Arambulet (1999–2000, WBA)
- José Antonio Aguirre (2000–2004, WBC)
- Jomarie Gamboa (2000, WBA)
- Keitarō Hoshino (2000–2001, WBA)
- Chana Porpaoin (2001, WBA)
- Roberto Leyva (2001–2002, IBF)
- Yutaka Niida (2001, WBA)
- Keitarō Hoshino (2002, WBA)
- Jorge Mata (2002–2003, WBO)
- Noel Arambulet (2002–2004, WBA)
- Miguel Barrera (2002–2003, IBF)
- Eduardo Ray Márquez (2003, WBO)
- Iván Calderón (2003-2007, WBO)
- Edgar Cardenas (2003, IBF)
- Daniel Reyes (2003–2004, IBF)
- Eagle Den Junlaphan (2004, WBC)
- Yutaka Niida (2004–2008, WBA)
- Muhammad Rachman (2004–2007, IBF)
- Isaac Bustos (2004–2005, WBC)
- Katsunari Takayama (2005, WBC)
- Eagle Den Junlaphan (2005–2007, WBC)
- Florante Condes (2007–2008, IBF)
- Donnie Nietes (2007-2011, WBO)
- Oleydong Sithsamerchai (2007–2011, WBC)
- Raúl García (2008–2010, IBF)
- Román González (2008–2010, WBA)
- Nkosinathi Joyi (2010–2012, IBF)
- Kwanthai Sithmorseng (2010–2011, WBA)
- Kazuto Ioka (2011–2012, WBC)
- Muhammad Rachman (2011, WBA)
- Raúl García (2011, WBO)
- Pornsawan Porpramook (2011, WBA)
- Moisés Fuentes (od 2011, WBO)
- Akira Yaegashi (2011–2012, WBA)
- Kazuto Ioka (2012-2012, WBC i WBA)
- Kazuto Ioka (2012-2012, WBA)
- Mario Rodríguez (2012–2013, IBF)
- Xiong Zhaozhong (2012-2014, WBC)
- Ryō Miyazaki (2012-2014, WBA)
- Katsunari Takayama (2013–2014, IBF)
- Merlito Sabillo (2013–2014, WBO)
- Oswaldo Novoa (2014, WBC)
- Hekkie Budler (2014–2016, WBA)
- Francisco Rodríguez Jr. (2014-2014, WBO)
- Francisco Rodríguez Jr. (2014-2014, IBF)
- Chayaphon Moonsri (2014-2020, WBC)
- Katsunari Takayama (2014–2015, IBF & WBO)
- Katsunari Takayama (2015, IBF)
- Kōsei Tanaka (2015–2016, WBO)
- José Argumedo (od 2015, IBF)
- Byron Rojas (2016, WBA)
- Thammanoon Niyomtrong (od 2016, WBA)
- Katsunari Takayama (od 2016, WBO)
- Panya Padabsri (od 2020, WBC)
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