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Photo of Naoya Inoue

Photo: 内閣官房内閣広報室 / CC BY 4.0 (source: Wikimedia Commons)

Naoya Inoue

井上尚弥 / いのうえなおや

Japanese professional boxer and two-division four-belt unified world champion

April 10, 1993 (age 33) ・ Zama, Kanagawa, Japan

  • Professional boxer
  • Zama, Kanagawa
  • Ohashi Boxing Gym
  • Four-belt unified champion
  • Super bantamweight
  • The Monster
  • Two-division four-belt unification
  • WBSS Tournament champion

My Take

Okay, I'll just say it: Naoya Inoue is the most fun fighter on the planet right now, and it isn't close. The nickname "The Monster" sounds like marketing hype until you actually watch him work, and then you realize it's underselling him. The guy throws punches that look like CGI, drops world-class veterans like their legs forgot how to be legs, and somehow makes precision and power look effortless. He went undisputed in two weight classes, beating Donaire and then steamrolling through super bantamweight, and he's been wrecking elite competition for years. What gets me, though, is the contrast: a quiet, polite, almost shy dude outside the ropes who turns into a wrecking ball inside them. Watching him in real time feels like a privilege. We're living through an all-timer.

Story

The Truth About "The Monster": Why Naoya Inoue Is Called the World's Best

Overview

Naoya Inoue, born April 10, 1993, in Zama, Kanagawa, Japan, is a professional boxer trained from age five by his father under the Ohashi Boxing Gym. He turned professional on October 2, 2012, and went on to capture world titles in three weight classes, becoming the first boxer in history to unify all four major belts at bantamweight and later at super bantamweight. In 2023, The Ring magazine ranked him the pound-for-pound number one boxer in the world, the first Japanese fighter to hold that distinction.

1. Profile

Name (English)
Naoya Inoue
Name (Japanese)
井上尚弥
Reading
いのうえなおや
Born
April 10, 1993 (age 33)
Zodiac / Chinese zodiac
Aries / Rooster
Origin
Zama, Kanagawa, Japan
Blood type
A
Height
165 cm
Agency
Ohashi Boxing Gym
Active years
2012–present
Occupation
Professional boxer

2. Background

Elementary school
Zama Municipal Kurihara Elementary School
Junior high
Zama Municipal Kurihara Junior High School
High school
Kanagawa Prefectural Shin-iso High School (renamed Sagamihara Seiryo High School during attendance; now Kanagawa Prefectural Sagamihara Yasakae High School)
University
Did not attend university
Debut
October 2, 2012 — professional debut at Korakuen Hall, KO win in round 4 over Crisoson Omayao

Awards & achievements

  • 2014 WBC Fighter of the Month (April)
  • 2019 WBSS Bantamweight Tournament inaugural champion
  • 2019 The Ring Fight of the Year (vs. Nonito Donaire)
  • 2023 The Ring Pound-for-Pound No. 1 (first Japanese fighter)
  • 2024 IBF Fighter of the Year

Timeline

  1. 2012Professional debut on October 2 at Korakuen Hall, KO win in round 4
  2. 2014Won WBC world light flyweight title in his 6th pro fight — fastest by a Japanese male boxer
  3. 2014Won WBO world super flyweight title in his 8th fight — fastest two-weight champion in history at that time
  4. 2018Entered the WBSS Bantamweight Tournament; defeated Payano by KO in 1 minute 10 seconds of round 1
  5. 2019Won the WBSS Bantamweight Tournament final against Nonito Donaire by decision, becoming inaugural champion
  6. 2021KO'd Nonito Donaire in round 2 in their rematch to become WBA Super / WBC / IBF / WBO bantamweight unified champion — first fighter ever to unify all four belts at bantamweight
  7. 2023Moved up to super bantamweight; knocked out Stephen Fulton in round 8 to win the WBC and WBO titles
  8. 2023Knocked out Marlon Tapales in round 10 to unify all four super bantamweight belts — first fighter in history — completing two-division four-belt unification

3. Relationships

Spouse
Sakiya Inoue (high school classmate; married December 1, 2015)
Children
3 (disclosed)
Parents
Father: Shingo Inoue (former amateur boxer; trainer at Ohashi Gym)
Siblings
Younger brother: Takuma Inoue (professional boxer)

4. Personality

Hobbies

  • Watch collecting

Specialties

  • Boxing (speed, power, and technique)

Motto

Private

5. Works & records

CategoryTitleRoleYear
BookShinkaron (Evolution)Author2024
TV ProgramWorld Boxing Broadcast (various networks)Featured fighter2014

Frequently asked questions

When was Naoya Inoue born?

Born April 10, 1993 (age 33).

Where is Naoya Inoue from?

Naoya Inoue is from Zama, Kanagawa, Japan.

What does Naoya Inoue do?

Naoya Inoue works as Professional boxer.

How tall is Naoya Inoue?

Naoya Inoue is 165 cm.

What is Naoya Inoue's blood type?

A.

What agency is Naoya Inoue with?

Naoya Inoue is with Ohashi Boxing Gym.

How long has Naoya Inoue been active?

2012–present.

What is Naoya Inoue known for?

Notable works include Shinkaron (Evolution), World Boxing Broadcast (various networks).

More people from Japan →

7. About this entry

Tags

  • Professional boxer
  • Zama, Kanagawa
  • Ohashi Boxing Gym
  • Four-belt unified champion
  • Super bantamweight
  • The Monster
  • Two-division four-belt unification
  • WBSS Tournament champion
Last updated
2026-06-02

Facts are limited to publicly available information up to 2024; non-public or unconfirmed items are omitted. English text is machine-assisted (facts translated by Sonnet, "My Take" written by Opus 4.8). The Japanese page is the source of record.