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Koji Ōnuma

大沼幸二 / おおぬま こうじ

Japanese baseball player from Higashiosaka, Osaka

July 3, 1979 (age 46) ・ Higashiosaka, Osaka Prefecture, Japan

  • From Osaka Prefecture
  • Baseball player

My Take

Koji Onuma is the kind of guy who quietly earns your respect. Born in the summer of '79 in Higashiosaka — that gritty, industrial corner of Osaka famous more for small factories than for celebrities — he grew up in a place where you work with your hands and prove yourself through effort, not flash. Standing 178 cm, he's no giant by baseball standards, but Higashiosaka has a funny way of producing people who are tougher than they look. A Cancer born in the Year of the Sheep, which sounds gentle on paper, but anyone who knows the type knows there's a stubbornness in there that sneaks up on you. The details of his career are sparse in the public record, and honestly that kind of low-profile grind is its own statement — not everyone in baseball gets a highlight reel, but somebody still has to show up, do the work, and hold the lineup together. I respect that quietly.

Overview

Koji Ōnuma is a Japanese baseball player born on July 3, 1979, in Higashiosaka, Osaka Prefecture. He stands 178 cm tall. Further biographical details, including his career period and agency, are not publicly available.

1. Profile

Name (English)
Koji Ōnuma
Name (Japanese)
大沼幸二
Reading
おおぬま こうじ
Born
July 3, 1979 (age 46)
Zodiac / Chinese zodiac
Cancer / Sheep (未)
Origin
Higashiosaka, Osaka Prefecture, Japan
Blood type
Private
Height
178cm
Agency
Private
Active years
Unknown
Occupation
Baseball player

2. Background

Elementary school
Private
Junior high
Private
High school
Private
University
Private
Debut
Unknown

3. Relationships

Spouse
Private
Children
Private
Parents
Private
Siblings
Private

4. Personality

Motto

Private

7. About this entry

Tags

  • From Osaka Prefecture
  • Baseball player
Last updated
2026-06-02

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