Home › People › Baseball player › Koji Ōnuma

Koji Ōnuma

b. 1979

Baseball player

Don't just read it — keep itBiographies to ownE-book · Audio · Video From $7 →

About Koji Ōnuma

Born 1979. Koji Ōnuma is a Japanese baseball player.

is a Japanese former professional baseball pitcher who most recently played in Nippon Professional Baseball for the Yokohama DeNA BayStars in Japan's Central League.

Biography shop

Don’t just read it —
keep it.

Full-length biographies made to live with: read them, listen on the way to work, watch them tonight.

E-book
Audio
Video

Browse the shop — from $7

Instant download · yours to keep · every purchase keeps this site free

Important facts

Born

3 July 1979, Higashiōsaka-shi

Birth century

20th century

Occupation

Baseball player

Nationality

Japan

Contemporaries

People whose lives overlapped Koji Ōnuma's

Frequently asked questions

Who is Koji Ōnuma?

baseball player

When was Koji Ōnuma born?

Koji Ōnuma was born on 3 July 1979 in Higashiōsaka-shi.

What is Koji Ōnuma's occupation?

Koji Ōnuma is a baseball player.

What nationality is Koji Ōnuma?

Koji Ōnuma is Japanese.

Sources & further reading

· Wikipedia: Koji Ōnuma

· Wikidata: Q6426447

· DBpedia: Koji Onuma

Cite this page

APA: Biography.guide. (2026). Koji Ōnuma. https://biography.guide/koji-onuma/

MLA: "Koji Ōnuma." Biography.guide, https://biography.guide/koji-onuma/.

Chicago: "Koji Ōnuma." Biography.guide. https://biography.guide/koji-onuma/.

Data last updated: 2026-09-20 · Spot an error? Report a correction.

Page generated 2026-09-27 05:09 UTC