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Super lightweight · Japan

Izuki Tomioka

15-7-2 5 KO · 2016–2026

Updated · Sources: Wikidata, Wikipedia (ja), Japan Boxing Commission — 試合報告書, +1

Izuki Tomioka is a super lightweight boxer from Japan, born 1997. Record 15-7-2 with 5 knockouts over 2016–2026. Izuki Tomioka last fought Isaac Spata on Sep 14, 2026 and won by UD over 8 rounds.

Also: 富岡樹
Born1997
Country🇯🇵 Japan
DebutDec 14, 2016
Career2016–2026
Rounds boxed164
KO share33%
Born inSaitama, Japan
TitlesWBO Oriental super lightweight title 2024
Boxerbook rating#44 in Super lightweight · 1614 ± 127Why here ›
Confirmed bouts22 of 24 · 22 official

Record and next fight

Record
15-7-2, 5 KOs · 2016–2026
Next fight
No next fight confirmed

Last result

W
Isaac Spata
UD 8/8 · Korakuen Hall, 🇯🇵
2026-09-14 ›
official ★

The record

24 bouts, 2016–2026, newest first. Records under each bout are both boxers going in.

Bouts by source: Wikipedia (ja) · 24, Japan Boxing Commission — 試合報告書 · 22, English Wikipedia · 2

W
Isaac Spata
UD 8/8 · Korakuen Hall, 🇯🇵
Tomioka 14-7-2 · Spata —
2026-09-14 ›
official ★
L
Lee Geon-tae 🇰🇷
WBO Asia Pacific super lightweight title
UD 10/10 · Korakuen Hall, 🇯🇵
Tomioka 14-6-2 · Geon-tae 11-0-1
2026-06-06 ›
official ★
W
Ryūgo Yanagibori 🇯🇵
UD 8/8 · Korakuen Hall, 🇯🇵
Tomioka 13-6-2 · Yanagibori —
2026-03-18 ›
official ★
W
Artawut Mariwon
TKO 2/8 · Korakuen Hall, 🇯🇵
Tomioka 12-6-2 · Mariwon —
2025-10-29 ›
official ★
W
Kotaro Sekine 🇯🇵
TD 6/8 · Korakuen Hall, 🇯🇵
Tomioka 11-6-2 · Sekine 9-1-1
2025-06-30 ›
official ★
W
Bayarkhuu Gambaatar
Vacant WBO Oriental super lightweight title
MD 10/10
Tomioka 10-6-2 · Gambaatar —
2024-12-15 ›
✓ one source
D
Takeshi Hosaka
MD 8/8 · Korakuen Hall, 🇯🇵
Tomioka 10-6-1 · Hosaka —
2024-08-13 ›
official ★
W
Areshi Kato
TKO 6/8 · Korakuen Hall, 🇯🇵
Tomioka 9-6-1 · Kato —
2024-04-06 ›
official ★
W
Mikhail Lesnikov
UD 8/8
Tomioka 8-6-1 · Lesnikov —
2024-01-13 ›
✓ one source
W
Tontep Theyawon
KO 2/8 · Korakuen Hall, 🇯🇵
Tomioka 7-6-1 · Theyawon —
2023-11-04 ›
official ★
L
Shu Utsuki 🇯🇵
Japanese title, 1st defence
TKO 8/10 · Korakuen Hall, 🇯🇵
Tomioka 7-5-1 · Utsuki 10-0-0
2022-06-14 ›
official ★
L
Homura Fujita 🇯🇵
SD 8/8 · Korakuen Hall, 🇯🇵
Tomioka 7-4-1 · Fujita 7-1-0
2021-10-30 ›
official ★
L
Hiroki Okada 🇯🇵
UD 8/8 · Korakuen Hall, 🇯🇵
Tomioka 7-3-1 · Okada 19-2-0
2020-12-14 ›
official ★
L
Shuichiro Yoshino 🇯🇵
For Japanese lightweight title
TKO 8/10 · Korakuen Hall, Tokyo, 🇯🇵
Tomioka 7-2-1 · Yoshino 11-0-0
2020-02-13 ›
official ★
W
Kazuki Saito
UD 8/8 · Korakuen Hall, 🇯🇵
Tomioka 6-2-1 · Saito —
2019-10-26 ›
official ★
W
Marbon Bodionggan
KO 2/8 · Korakuen Hall, 🇯🇵
Tomioka 5-2-1 · Bodionggan —
2019-05-31 ›
official ★
L
Shuya Masaki
SD 8/8 · Korakuen Hall, 🇯🇵
Tomioka 5-1-1 · Masaki —
2018-11-10 ›
official ★
L
Masayoshi Nakatani 🇯🇵
For OPBF lightweight title
TKO 11/12 · Edion Arena, Osaka, 🇯🇵
Tomioka 5-0-1 · Nakatani 16-0-0
2018-07-29 ›
official ★
D
Kaiki Yuba 🇯🇵
Japanese youth title, 2nd defence
TD 2/8 · Korakuen Hall, 🇯🇵
Tomioka 5-0-0 · Yuba 3-0-0
2018-02-26 ›
official ★
W
Taiju Shiratori 🇯🇵
Japanese youth lightweight title
UD 8/8 · Korakuen Hall, 🇯🇵
Tomioka 4-0-0 · Shiratori 8-2-0
2017-11-11 ›
official ★
Show all 24 bouts
W
Yuichiro Kasuya
Inaugural Japanese youth lightweight title tournament final
SD 8/8 · Korakuen Hall, 🇯🇵
Tomioka 3-0-0 · Kasuya —
2017-08-22 ›
official ★
W
Shun Shimazaki
TKO 5/8 · Korakuen Hall, 🇯🇵
Tomioka 2-0-0 · Shimazaki —
2017-04-21 ›
official ★
W
Jun-u Park
UD 6/6 · Korakuen Hall, 🇯🇵
Tomioka 1-0-0 · Park —
2017-02-09 ›
official ★
W
Tatsuki Shinotsuka 🇯🇵
UD 6/6 · Korakuen Hall, 🇯🇵
Tomioka 0-0-0 · Shinotsuka —
2016-12-14 ›
official ★

Ratings now

Not in any current ranking.

World titles

No world title reigns recorded.

Facts

What is Izuki Tomioka's record?
Izuki Tomioka's professional record is 15-7-2 with 5 knockouts.
When is Izuki Tomioka's next fight?
No next fight is confirmed as of 18 Oct 2026.
Who did Izuki Tomioka fight last?
Izuki Tomioka last fought Isaac Spata on Sep 14, 2026 and won by UD over 8 rounds.

Sources

Boxerbook ID 15618 · permanent link boxerbook.com/id/15618. Wikidata (CC0), English Wikipedia (CC BY-SA), photo from the Instagram profile. Last fetched: 2026-10-12. Spot a mistake? Every bout page has a link to report it.

Wikidata ↗Instagram ↗X ↗