Boxers / Shunsuke Isa / Boxerbook rating

Shunsuke Isa: Boxerbook rating

Shunsuke Isa has a Boxerbook rating of 1377 ± 271 from 1 counted bouts, as of Oct 20, 2026. Not in a division list: inactive since Mar 2025 (no bout for 12 months).

Rating1377 ± 271
PlaceMinimumweight, not listed
Counted bouts1
Unknown opponents0 of 1
Schedule, career1669
Schedule, 36 months1669
Form, last 50.0 of 3.5
Data confidence100%
Statusinactive since Mar 2025

Rating over time

high 1377 · low 1377Mar 2025Oct 2026

μ at the end of each month with a bout, and of every month while active. Red dot: latest.

Bouts behind the rating

Every counted bout, newest first: the change in μ it caused (green up, red down), its weight and the rating after it. Unknown opponents: 0 of 1 bouts.

L
Takeshi Ishii
For OPBF mini-flyweight title
Mar 11, 2025 · KO 5/12 · weight ×1.16 · opponent 1669
−123
→ 1377

Publishers and Boxerbook

Consensus: not in the publishers’ top 15 in Minimumweight (a list without them counts as 16).

WBC
not in top 15
WBA
not in top 15
IBF
not in top 15
WBO
not in top 15
Ring
not in top 15
TBRB
not in top 15
Boxerbook
not listed

How the Boxerbook rating works · Shunsuke Isa: record and titles