Super flyweight · Japan
Jinya Yamaguchi
Updated · Sources: Wikidata, Japan Boxing Commission — 試合報告書
Jinya Yamaguchi is a super flyweight boxer from Japan. Jinya Yamaguchi last fought Kyotaro Yoshida on Apr 14, 2026 and lost by SD over 10 rounds.
Also: 山口仁也
Born—
Country🇯🇵 Japan
DebutJun 22, 2022
Career2022–2026
Rounds boxed71
TitlesJapanese super flyweight title 2025
Boxerbook ratingnot rated yetHow it works ›
Confirmed bouts9 of 9 · 9 official
Record and next fight
Record
No record compiled yet
Next fight
No next fight confirmed
Last result
The record
Known bouts: 9, 2022–2026
Record not yet compiled — only bouts reported from opponents' records are shown
Bouts by source: Japan Boxing Commission — 試合報告書 · 9
Ratings now
Not in any current ranking.
World titles
No world title reigns recorded.
Facts
- When is Jinya Yamaguchi's next fight?
- No next fight is confirmed as of 18 Oct 2026.
- Who did Jinya Yamaguchi fight last?
- Jinya Yamaguchi last fought Kyotaro Yoshida on Apr 14, 2026 and lost by SD over 10 rounds.
Promoter
Sources
Boxerbook ID 20628 · permanent link boxerbook.com/id/20628. Wikidata (CC0), English Wikipedia (CC BY-SA), photo from the Instagram profile. Last fetched: 2026-10-12. Spot a mistake? Every bout page has a link to report it.