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Kill The Body

and the head will die

Junto Nakatani "Big Bang" is a Japanese professional boxer with a 32-1-0 record. 24 of those wins came by knockout (75% KO rate). Junto Nakatani is No. 1 in the WBC's super bantamweight rankings (October 2, 2026) and No. 2 in the WBO's super bantamweight rankings (September 28, 2026).

🇯🇵JAPANAGE 28

JuntoNakatani

“Big Bang”

Junto Nakatani

32

Wins24 KO · 75%

1

Loss

0

Draws33 tracked bouts

WBC
#1Super Bantamweightas of Oct 2
WBO
#2Super Bantamweightas of Sep 28
IBF
#3Super Bantamweightas of Sep 30
WBA
#5Super Bantamweightas of Oct 31
Height
5′8″
Reach
69″
Stance
Southpaw
Tracked since
Apr 26, 2015
Title reigns
5 reigns
Compare
Pick an opponent →
Last 5 · oldest left · newest right
WWWWL
Current streak
L1
Layoff
6 months
Last bout
L to Naoya Inoue · UD · May 2, 2026

Title Reigns

5 reigns
Reigns
5
Divisions
3
Bodies
3
Longest · WBO Flyweight
1 yr 11 mo

Bantamweight

3 reigns
BodyHeldLengthWon vs
IBFJun 2025 – Dec 20256 moRyosuke Nishida
WBCJun 2025 – Nov 20255 moRyosuke Nishida
WBCFeb 2024 – Jun 20251 yr 3 moAlexandro Santiago

Super Flyweight

1 reign
BodyHeldLengthWon vs
WBOMay 2023 – Feb 20249 mo—

Flyweight

1 reign
BodyHeldLengthWon vs
WBONov 2020 – Oct 20221 yr 11 mo—

Complete Fight History

Showing 33 of 33

2026

MAY 2L toNaoya Inoue· UDTokyo Dome · Tokyo32-1

2025

DEC 27d.Sebastian Hernandez· UDMohammed Abdo Arena · Riyadh32-0

Won IBF / WBC · JUN 8

Nishida

d. Ryosuke Nishida · RTD · R6 · Ariake Arena · Tokyo

IBFWBC

After: 31-0

FEB 24d.David Cuellar Contreras· KO · R3Ariake Arena · Tokyo30-0

2024

OCT 14d.Petch Sor Chitpattana· TKO · R6Ariake Arena · Tokyo29-0

JUL 20d.Vincent Astrolabio· KO · R1Ryōgoku Kokugikan · Tokyo28-0

Won WBC · FEB 24

Santiago

d. Alexandro Santiago · TKO · R6 · Ryōgoku Kokugikan · Tokyo

WBC

After: 27-0

2023

SEP 18d.Argi Cortes· UDAriake Arena · Tokyo26-0

MAY 20d.Andrew Moloney· KOMGM Grand · LV25-0

2022

NOV 1d.Francisco Rodriguez, Jr.· UDSuper Arena · Saitama24-0

APR 9d.Ryota Yamauchi· TKO · R8Saitama Super Arena · Saitama23-0

2021

SEP 10d.Ángel Acosta· TKO · R4Casino del Sol · Tucson22-0

2020

NOV 6d.Giemel Magramo· TKO · R8Korakuen Hall · Tokyo21-0

2019

OCT 5d.Milan Melindo· TKO · R6Korakuen Hall · Tokyo20-0

JUN 1d.Philip Luis Cuerdo· KO · R1Korakuen Hall · Tokyo19-0

FEB 2d.Naoki Mochizuki· TKO · R9Korakuen Hall · Tokyo18-0

2018

OCT 6d.Shun Kosaka· UDKorakuen Hall · Tokyo17-0

JUL 7d.Dexter Alimento· KO · R3Korakuen Hall · Tokyo16-0

APR 15d.Mario Andrade· TD · R8Yokohama Arena · Yokohama15-0

JAN 20d.Jeronil Borres· KO · R1Korakuen Hall · Tokyo14-0

2017

AUG 23d.Seigo Yuri Akui· TKO · R6Korakuen Hall · Tokyo13-0

MAY 16d.Yuma Kudo· MDKorakuen Hall · Tokyo12-0

APR 16d.Joel Taduran· TKO · R4Messe Mie · Tsu11-0

FEB 19d.Atiwit Munyapho· TKO · R2Shinjuku Face · Tokyo10-0

2016

DEC 23d.Masamichi Yabuki· UDKorakuen Hall · Tokyo9-0

NOV 13d.Daisuke Yamada· TKO · R1Korakuen Hall · Tokyo8-0

OCT 4d.Satoshi Tanaka· RTD · R2Korakuen Hall · Tokyo7-0

JUL 27d.Shu Muramatsu· TKO · R2Korakuen Hall · Tokyo6-0

APR 28d.Anirut Chomyong· TKO · R1Korakuen Hall · Tokyo5-0

JAN 28d.Tetsuya Tomioka· TKO · R3Korakuen Hall · Tokyo4-0

2015

NOV 22d.Magnum Nishida· UDShinjuku Face · Tokyo3-0

JUL 17d.Akira Kokubo· TKOKorakuen Hall · Tokyo2-0

APR 26d.Junichi Itoga· TKO · R1Industrial Hall · Gifu1-0

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Common Questions

What is Junto Nakatani's professional boxing record?
Junto Nakatani's professional record is 32-1, with 24 knockouts.
What is Junto Nakatani's ranking?
As of each body's latest published list, Junto Nakatani is No. 1 in the WBC's super bantamweight rankings (October 2, 2026), No. 2 in the WBO's super bantamweight rankings (September 28, 2026), No. 3 in the IBF's super bantamweight rankings (September 30, 2026), and No. 5 in the WBA's super bantamweight rankings (October 31, 2026).
Has Junto Nakatani lost a fight?
Yes. Junto Nakatani has lost 1 professional fight and holds a 32-1 record.
When is Junto Nakatani's next fight?
Junto Nakatani does not have a scheduled fight on the books.
Is Junto Nakatani retired?
Junto Nakatani is an active boxer.