Lightweight · Japan
Shu Utsuki 18-2-0 15 KO · 2018–2026
Shu Utsuki is a lightweight boxer from Japan, born May 6, 1994. Record 18-2-0 with 15 knockouts over 2018–2026. Shu Utsuki last fought Reito Takahashi on Aug 19, 2026 and lost by KO in round 7 of 10.
Also: 宇津木秀
Born May 6, 1994
Country 🇯🇵 Japan
Debut Mar 27, 2018
Career 2018–2026
Rounds boxed 101
KO share 83%
Born in Tokorozawa, Japan
Titles WBO Asia Pacific title, 3rd defence 2026
Boxerbook rating #24 in Lightweight · 1827 ± 145Why here › Confirmed bouts 20 of 20 · 20 official
Record and next fight Record
18-2-0, 15 KOs · 2018–2026
Next fight
No next fight confirmed
Last result L
Reito Takahashi
Lost WBO Asia Pacific title KO 7/10 · Korakuen Hall, 🇯🇵
The record 20 bouts, 2018–2026, newest first. Records under each bout are both boxers going in.
Bouts by source: Wikipedia (ja) · 20, Japan Boxing Commission — 試合報告書 · 20
L
Reito Takahashi
Lost WBO Asia Pacific title KO 7/10 · Korakuen Hall, 🇯🇵
Utsuki 18-1-0 · Takahashi —
W
Aoki Christianno
WBO Asia Pacific title, 3rd defence UD 10/10 · Korakuen Hall, 🇯🇵
Utsuki 17-1-0 · Christianno —
W
Wira Mikam
WBO Asia Pacific title, 2nd defence TKO 2/10 · Korakuen Hall, 🇯🇵
Utsuki 16-1-0 · Mikam —
W
Aketeliyeti Yerejan
WBO Asia Pacific title, 1st defence TKO 5/12 · Korakuen Hall, 🇯🇵
Utsuki 15-1-0 · Yerejan —
W
WBO Asia Pacific and OPBF lightweight title unification TKO 6/12 · Korakuen Hall, 🇯🇵
Utsuki 14-1-0 · Yasuda 14-1-0
W
TKO 5/12 · Korakuen Hall, 🇯🇵
Utsuki 13-1-0 · Suzuki 10-1-1
W
TKO 5/8 · Korakuen Hall, 🇯🇵
Utsuki 12-1-0 · Yanagibori —
L
KO 3/10 · Korakuen Hall, 🇯🇵
Utsuki 12-0-0 · Nakazato 12-2-3
W
Japanese title, 2nd defence TKO 3/10 · Korakuen Hall, 🇯🇵
Utsuki 11-0-0 · Riku 14-3-0
W
Japanese title, 1st defence TKO 8/10 · Korakuen Hall, 🇯🇵
Utsuki 10-0-0 · Tomioka 7-5-1
W
Vacant Japanese lightweight title TKO 9/10 · Korakuen Hall, 🇯🇵
Utsuki 9-0-0 · Suzuki 7-0-0
W
UD 8/8 · Korakuen Hall, 🇯🇵
Utsuki 8-0-0 · Nakai —
W
Masashi Wakita
TKO 4/8 · Korakuen Hall, 🇯🇵
Utsuki 7-0-0 · Wakita —
W
TKO 2/6 · Korakuen Hall, 🇯🇵
Utsuki 6-0-0 · Sakai 9-2-2
W
Somport Seesa
KO 2/8 · Korakuen Hall, 🇯🇵
Utsuki 5-0-0 · Seesa —
W
Piccolo Volíbar
KO 3/8 · Makuhari Event Hall, 🇯🇵
Utsuki 4-0-0 · Volíbar —
W
Jerry Castroverde
TKO 8/8 · Korakuen Hall, 🇯🇵
Utsuki 3-0-0 · Castroverde —
W
Tatsu Seo
KO 2/8 · Korakuen Hall, 🇯🇵
Utsuki 2-0-0 · Seo —
W
Yoji Saito
UD 6/6 · Korakuen Hall, 🇯🇵
Utsuki 1-0-0 · Saito —
W
Meechaiya Kaew Kwan Resort
TKO 3/6 · Korakuen Hall, 🇯🇵
Utsuki 0-0-0 · Resort —
Ratings now
World titles No world title reigns recorded.
Facts
What is Shu Utsuki's record? Shu Utsuki's professional record is 18-2-0 with 15 knockouts.
When is Shu Utsuki's next fight? No next fight is confirmed as of 17 Oct 2026.
Who did Shu Utsuki fight last? Shu Utsuki last fought Reito Takahashi on Aug 19, 2026 and lost by KO in round 7 of 10. Promoter
Sources Boxerbook ID 18542 · permanent link boxerbook.com/id/18542 . Wikidata (CC0), English Wikipedia (CC BY-SA), publisher rankings, photo from the Instagram profile. Last fetched: 2026-10-12. Spot a mistake? Every bout page has a link to report it.