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Super featherweight · Japan
Seiichi Okada 24-8-2 15 KO · 2005–2024
Seiichi Okada is a super featherweight boxer from Japan, born Apr 6, 1982. Record 24-8-2 with 15 knockouts over 2005–2024. Seiichi Okada last fought Hyun-jun Lee on Mar 1, 2024 and won by TKO in round 4.
Also: Сэйити Окада · سيتشي اوكادا · 岡田誠一 +1 more Окада, Сэйити
Born Apr 6, 1982
Country 🇯🇵 Japan
Debut May 18, 2005
Career 2005–2024
Rounds boxed 214
KO share 63%
Born in Yokohama, Japan
Titles Japanese title, 3rd defence 2011
Boxerbook rating 1451 ± 161 · inactive since Mar 2024Why here › Confirmed bouts 28 of 34 · 27 official
Record and next fight Record
24-8-2, 15 KOs · 2005–2024
Next fight
No next fight confirmed
Last result
The record 34 bouts, 2005–2024, newest first. Records under each bout are both boxers going in.
Bouts by source: Wikipedia (ja) · 34, Japan Boxing Commission — 試合報告書 · 27, English Wikipedia · 1, Wikipedia (ru) · 1
W
Hyun-jun Lee
TKO 4
Okada 23-8-2 · Lee —
L
New Thunder Teruya
UD 8/8 · Korakuen Hall, 🇯🇵
Okada 23-7-2 · Teruya —
W
Satomi Takahata
TKO 8/8 · Korakuen Hall, 🇯🇵
Okada 22-7-2 · Takahata —
D
Hiromuu Murota
MD 8/8 · Korakuen Hall, 🇯🇵
Okada 22-7-1 · Murota —
L
Kanemoto Nakagawa
UD 8/8 · Korakuen Hall, 🇯🇵
Okada 22-6-1 · Nakagawa —
W
Takahiro Araki
TKO 6/8 · Korakuen Hall, 🇯🇵
Okada 21-6-1 · Araki —
W
Tomoaki Miyamoto
TKO 3/8 · Korakuen Hall, 🇯🇵
Okada 20-6-1 · Miyamoto —
W
Kentaro Yamada
UD 8/8 · Korakuen Hall, 🇯🇵
Okada 19-6-1 · Yamada —
W
Tatsuya Yanagi
MD 8/8 · Korakuen Hall, 🇯🇵
Okada 18-6-1 · Yanagi —
D
Spice Matsushita
SD 8/8 · Korakuen Hall, 🇯🇵
Okada 18-6-0 · Matsushita —
L
Masaki Saito
UD 8/8 · Korakuen Hall, 🇯🇵
Okada 18-5-0 · Saito —
L
Nelly Saguilan
Vacant USNBC super featherweight title TKO 8
Okada 18-4-0 · Saguilan —
W
Shunsuke Sato
KO 4/8 · Korakuen Hall, 🇯🇵
Okada 17-4-0 · Sato —
W
Juniston Simbolon
KO 3/8 · Korakuen Hall, 🇯🇵
Okada 16-4-0 · Simbolon —
L
Yudai Matsuda
TKO 1/8 · Korakuen Hall, 🇯🇵
Okada 16-3-0 · Matsuda —
L
TKO 8/10 · Gimnasio Miguel Hidalgo, Puebla, 🇲🇽
Okada 16-2-0 · Sanabria 32-1-1
L
TKO 8/10 · Korakuen Hall, 🇯🇵
Okada 16-1-0 · Kaneko —
W
Japanese title, 3rd defence MD 10/10 · Yokohama Cultural Gymnasium, 🇯🇵
Okada 15-1-0 · Umetsu —
W
Kota Suzuno
Japanese title, 2nd defence UD 10/10 · Korakuen Hall, 🇯🇵
Okada 14-1-0 · Suzuno —
W
Japanese title, 1st defence TKO 9/10 · Korakuen Hall, 🇯🇵
Okada 13-1-0 · Bando —
Show all 34 bouts W
Vacant Japanese super featherweight title SD 10/10 · Ariake Coliseum, 🇯🇵
Okada 12-1-0 · Fukuhara —
W
Kentaro Maimon
TKO 3/8 · Korakuen Hall, 🇯🇵
Okada 11-1-0 · Maimon —
W
Abi Mechaman
TKO 3/8 · Korakuen Hall, 🇯🇵
Okada 10-1-0 · Mechaman —
L
Japanese title, 2nd defence SD 10/10 · Korakuen Hall, Tokyo, 🇯🇵
Okada 10-0-0 · Miura 17-1-2
W
UD 8/8 · Korakuen Hall, 🇯🇵
Okada 9-0-0 · Kawamura 17-1-1
W
UD 6/6 · Korakuen Hall, 🇯🇵
Okada 8-0-0 · Matsuzaki —
W
Hiroshi Taniguchi
KO 4/8 · Korakuen Hall, 🇯🇵
Okada 7-0-0 · Taniguchi —
W
Kotaro Matsumura
TD 5/8 · Korakuen Hall, 🇯🇵
Okada 6-0-0 · Matsumura —
W
Kei Igarashi
TKO 7/8 · Korakuen Hall, 🇯🇵
Okada 5-0-0 · Igarashi —
W
Kiyotaka Kanamaru
UD 8/8 · Yokohama Cultural Gymnasium, 🇯🇵
Okada 4-0-0 · Kanamaru —
W
Chakrapetch Tothiwanon
KO 2
Okada 3-0-0 · Tothiwanon —
W
Ryohei Hagimori
TKO 5
Okada 2-0-0 · Hagimori —
W
Nopasak Chuwatana
KO 2
Okada 1-0-0 · Chuwatana —
W
Kondet Sittoutragun
TKO 3
Okada 0-0-0 · Sittoutragun —
Ratings now Not in any current ranking.
World titles No world title reigns recorded.
Facts
What is Seiichi Okada's record? Seiichi Okada's professional record is 24-8-2 with 15 knockouts.
When is Seiichi Okada's next fight? No next fight is confirmed as of 17 Oct 2026.
Who did Seiichi Okada fight last? Seiichi Okada last fought Hyun-jun Lee on Mar 1, 2024 and won by TKO in round 4. Sources Boxerbook ID 1385 · permanent link boxerbook.com/id/1385 . Wikidata (CC0), English Wikipedia (CC BY-SA). Last fetched: 2026-10-12. Spot a mistake? Every bout page has a link to report it.