Junto Nakatani

Junto Nakatani is a Japanese professional boxer and three-division world champion. He held major titles at flyweight, super flyweight and bantamweight, unifying the WBC and IBF bantamweight championships in 2025 before moving to super bantamweight.

Star Mover ranking

Not ranked in Sports yet

0 points

Sign in to Move Up

Profile

About Junto Nakatani

Profile information current to 2026-08-18.

Japan · Professional boxer · 1 affiliation

Show full profile Hide full profile

Also known as: 中谷潤人
Known for: Professional boxing; Multi-division world championship boxing
Country: Japan

Professional boxer

At a glance

Nakatani won world championships at flyweight, super flyweight and bantamweight.
He unified the WBC and IBF bantamweight titles and gained The Ring championship by defeating Ryosuke Nishida in June 2025.
He vacated his bantamweight championships and moved to super bantamweight in 2025.
His first professional defeat came against undisputed super bantamweight champion Naoya Inoue in May 2026.

Background and training

Born on January 2, 1998, Nakatani is identified by the World Boxing Council as a native of Mie Prefecture. He joined M.T Boxing Gym at age 16 and has trained with Rudy Hernandez, including regular training periods in Los Angeles.

Three-division championship career

Nakatani won the vacant WBO flyweight title in 2020 and the vacant WBO super flyweight title in 2023. In February 2024, he stopped Alexandro Santiago to claim the WBC bantamweight championship, making him a world champion in three weight divisions. He later defeated Ryosuke Nishida to unify the WBC and IBF bantamweight titles and gain The Ring championship.

Move to super bantamweight

After vacating his bantamweight championships, Nakatani moved to super bantamweight in 2025. He challenged undisputed champion Naoya Inoue at Tokyo Dome on May 2, 2026, losing by unanimous decision in his first professional defeat.

Affiliations

M.T Boxing Gym Boxer present

Timeline

2020-11-06 Won the vacant WBO flyweight championship by stopping Giemel Magramo.
2023-05-20 Won the vacant WBO super flyweight championship by knocking out Andrew Moloney, becoming a two-division world champion.
2024-02-24 Won the WBC bantamweight championship by stopping Alexandro Santiago, becoming a three-division world champion.
2025-06-08 Defeated Ryosuke Nishida after six rounds to unify the WBC and IBF bantamweight titles and gain The Ring bantamweight championship.
2025 Vacated his bantamweight championships and moved to super bantamweight.
2026-05-02 Lost by unanimous decision to undisputed super bantamweight champion Naoya Inoue at Tokyo Dome, recording his first professional defeat.

Additional verified details

Current context

Nakatani's official professional record is 32 wins, 1 loss and 24 knockouts.
He most recently competed at super bantamweight and was not a current world champion. No later professional bout or newly won championship is listed on his official profile through the as-of date.

Biographical facts

Nakatani was born on January 2, 1998; the World Boxing Council identifies Mie Prefecture as his birthplace.
He joined M.T Boxing Gym at age 16 and has trained with Rudy Hernandez, including regular training periods in Los Angeles.