Kosei Tanaka 🇯🇵
Косей Танака · Косэй Танака · โคเซ ทานากะ
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田中恆成 · 田中恒成 · 다나카 고세이 · Kousei Tanaka · Kōsei Tanaka · Косэи Танака · Танака Косэй · Танака, Косэй · 中京の怪物 · 타나카 코세이Born1995-06-15
Height164 cm
Sexmale
Career
20-2-0(KO 11)22 bouts, 2013–2024
L2024-10-14 ›(20-1-0) vs Phumelele Cafu (10-0-3)
SD 12/12Ariake Arena, Tokyo, 🇯🇵Won WBO super-flyweight title✓✓ two sources
W2024-02-24 ›(19-1-0) vs Christian Bacasegua
UD 12/12Ryōgoku Kokugikan, Tokyo, 🇯🇵Won vacant WBO junior-bantamweight title✓ one source
W2022-06-29 ›(16-1-0) vs Masayoshi Hashizume
TKO 5/12Korakuen Hall, Tokyo, 🇯🇵Won WBO Asia Pacific junior-bantamweight title✓ one source
W2021-12-11 ›(15-1-0) vs Shō Ishida 🇯🇵
SD 10/10International Conference Hall, Nagoya, 🇯🇵✓ one source
L2020-12-31 ›(15-0-0) vs Kazuto Ioka 🇯🇵 (25-2-0)
TKO 8/12Ota City General Gymnasium, Ōta, 🇯🇵Retained WBO super-flyweight title✓✓ two sources
W2019-12-31 ›(14-0-0) vs Wulan Tuolehazi
KO 3/12Ota City General Gymnasium, Tokyo, 🇯🇵Retained WBO flyweight title✓ one source
W2019-08-24 ›(13-0-0) vs Jonathan González 🇵🇷 (22-2-1)
TKO 7/12Takeda Teva Ocean Arena, Nagoya, 🇯🇵Retained WBO flyweight title✓✓ two sources
W2019-03-16 ›(12-0-0) vs Ryōichi Taguchi 🇯🇵 (27-3-2)
UD 12/12Memorial Center, Gifu, 🇯🇵For WBO flyweight title✓✓ two sources
W2018-09-24 ›(11-0-0) vs Sho Kimura 🇯🇵 (17-1-2)
MD 12/12Takeda Teva Ocean Arena, Nagoya, 🇯🇵Won WBO flyweight title✓✓ two sources
W2018-03-31 ›(10-0-0) vs Ronnie Baldonado
TKO 9/10International Conference Hall, Nagoya, 🇯🇵✓ one source
W2017-09-13 ›(9-0-0) vs Rangsan Chayanram 🇹🇭 (14-1-0)
TKO 9/12Edion Arena, Osaka, 🇯🇵Retained WBO junior-flyweight title✓✓ two sources
W2017-05-20 ›(8-0-0) vs Ángel Acosta 🇵🇷 (16-0-0)
UD 12/12Takeda Teva Ocean Arena, Nagoya, 🇯🇵Retained WBO junior-flyweight title✓✓ two sources
W2016-12-31 ›(7-0-0) vs Moisés Fuentes 🇲🇽 (24-2-1)
TKO 5/12Memorial Center, Gifu, 🇯🇵Won vacant WBO junior-flyweight title✓✓ two sources
W2015-12-31 ›(5-0-0) vs Vic Saludar 🇵🇭 (11-1-0)
KO 6/12Aichi Prefectural Gymnasium, Nagoya, 🇯🇵Retained WBO mini-flyweight title✓✓ two sources
W2015-05-30 ›(4-0-0) vs Julian Yedras
UD 12/12Park Arena Komaki, Komaki, 🇯🇵Won vacant WBO mini-flyweight title✓ one source
W2014-10-30 ›(3-0-0) vs Ryūji Hara 🇯🇵
TKO 10/12Korakuen Hall, Tokyo, 🇯🇵Won OPBF mini-flyweight title✓ one source
W2014-03-16 ›(1-0-0) vs Ronelle Ferreras
UD 8/8International Conference Hall, Nagoya, 🇯🇵✓ one source
| Date | Res | Opponent | Records | Method | Venue | Title | Sources |
|---|---|---|---|---|---|---|---|
| 2024-10-14 | L | Phumelele Cafu | 20-1-0 · 10-0-3 | SD 12/12 | Ariake Arena, Tokyo, 🇯🇵 | Won WBO super-flyweight title | ✓✓ two sources |
| 2024-02-24 | W | Christian Bacasegua | 19-1-0 | UD 12/12 | Ryōgoku Kokugikan, Tokyo, 🇯🇵 | Won vacant WBO junior-bantamweight title | ✓ one source |
| 2023-05-21 | W | Pablo Carrillo | 18-1-0 | TKO 10/10 | Paloma Mizuho Arena, Nagoya, 🇯🇵 | ✓ one source | |
| 2022-12-11 | W | Yanga Sigqibo | 17-1-0 | UD 10/10 | Takeda Teva Ocean Arena, Nagoya, 🇯🇵 | ✓ one source | |
| 2022-06-29 | W | Masayoshi Hashizume | 16-1-0 | TKO 5/12 | Korakuen Hall, Tokyo, 🇯🇵 | Won WBO Asia Pacific junior-bantamweight title | ✓ one source |
| 2021-12-11 | W | Shō Ishida 🇯🇵 | 15-1-0 | SD 10/10 | International Conference Hall, Nagoya, 🇯🇵 | ✓ one source | |
| 2020-12-31 | L | Kazuto Ioka 🇯🇵 | 15-0-0 · 25-2-0 | TKO 8/12 | Ota City General Gymnasium, Ōta, 🇯🇵 | Retained WBO super-flyweight title | ✓✓ two sources |
| 2019-12-31 | W | Wulan Tuolehazi | 14-0-0 | KO 3/12 | Ota City General Gymnasium, Tokyo, 🇯🇵 | Retained WBO flyweight title | ✓ one source |
| 2019-08-24 | W | Jonathan González 🇵🇷 | 13-0-0 · 22-2-1 | TKO 7/12 | Takeda Teva Ocean Arena, Nagoya, 🇯🇵 | Retained WBO flyweight title | ✓✓ two sources |
| 2019-03-16 | W | Ryōichi Taguchi 🇯🇵 | 12-0-0 · 27-3-2 | UD 12/12 | Memorial Center, Gifu, 🇯🇵 | For WBO flyweight title | ✓✓ two sources |
| 2018-09-24 | W | Sho Kimura 🇯🇵 | 11-0-0 · 17-1-2 | MD 12/12 | Takeda Teva Ocean Arena, Nagoya, 🇯🇵 | Won WBO flyweight title | ✓✓ two sources |
| 2018-03-31 | W | Ronnie Baldonado | 10-0-0 | TKO 9/10 | International Conference Hall, Nagoya, 🇯🇵 | ✓ one source | |
| 2017-09-13 | W | Rangsan Chayanram 🇹🇭 | 9-0-0 · 14-1-0 | TKO 9/12 | Edion Arena, Osaka, 🇯🇵 | Retained WBO junior-flyweight title | ✓✓ two sources |
| 2017-05-20 | W | Ángel Acosta 🇵🇷 | 8-0-0 · 16-0-0 | UD 12/12 | Takeda Teva Ocean Arena, Nagoya, 🇯🇵 | Retained WBO junior-flyweight title | ✓✓ two sources |
| 2016-12-31 | W | Moisés Fuentes 🇲🇽 | 7-0-0 · 24-2-1 | TKO 5/12 | Memorial Center, Gifu, 🇯🇵 | Won vacant WBO junior-flyweight title | ✓✓ two sources |
| 2016-05-28 | W | Rene Patilano | 6-0-0 | KO 6/10 | International Conference Hall, Nagoya, 🇯🇵 | ✓ one source | |
| 2015-12-31 | W | Vic Saludar 🇵🇭 | 5-0-0 · 11-1-0 | KO 6/12 | Aichi Prefectural Gymnasium, Nagoya, 🇯🇵 | Retained WBO mini-flyweight title | ✓✓ two sources |
| 2015-05-30 | W | Julian Yedras | 4-0-0 | UD 12/12 | Park Arena Komaki, Komaki, 🇯🇵 | Won vacant WBO mini-flyweight title | ✓ one source |
| 2014-10-30 | W | Ryūji Hara 🇯🇵 | 3-0-0 | TKO 10/12 | Korakuen Hall, Tokyo, 🇯🇵 | Won OPBF mini-flyweight title | ✓ one source |
| 2014-07-20 | W | Crison Omayao | 2-0-0 | KO 1/10 | International Conference Hall, Nagoya, 🇯🇵 | ✓ one source | |
| 2014-03-16 | W | Ronelle Ferreras | 1-0-0 | UD 8/8 | International Conference Hall, Nagoya, 🇯🇵 | ✓ one source | |
| 2013-11-10 | W | Oscar Raknafa | 0-0-0 | UD 6/6 | International Conference Hall, Nagoya, 🇯🇵 | ✓ one source |
Ratings now
Not in any current ranking.
World titles
| Belt | Division | From | To |
|---|---|---|---|
| WBO | Super flyweight | 2024-02-24 | 2024-10-14 |
| WBO | Flyweight | 2018-09-24 | 2020-01-31 |
| WBO | Light flyweight | 2016-12-31 | 2017-11-30 |
| WBO | Minimumweight | 2015-05-30 | 2016-04-07 |
Elsewhere
Sources: Wikidata (CC0), English Wikipedia (CC BY-SA). Last fetched: 2026-10-11. Photo: Wikimedia Commons.