Boxers / Ryō Ōsako / Boxerbook rating

Ryō Ōsako: Boxerbook rating

Ryō Ōsako has a Boxerbook rating of 1640 ± 317 from 3 counted bouts, as of Oct 20, 2026. Not in a division list: inactive since Jun 2007 (no bout for 12 months).

Rating1640 ± 317
Placenot listed
Counted bouts3
Unknown opponents3 of 3
Schedule, career1100
Schedule, 36 monthsno bouts
Form, last 52.5 of 3.5
Data confidence100%
Statusinactive since Jun 2007

Rating over time

high 1640 · low 1561Sep 2006Jun 2007

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: 3 of 3 bouts.

W
Bisshō Go (no page: counted as 1100)
Jun 18, 2007 · UD 8 · weight ×1.00
+36
→ 1640
W
Chaichana Windy gym (no page: counted as 1100)
Mar 19, 2007 · TKO 4/6 · weight ×0.90
+43
→ 1604
W
Pettnamek Sitsaitong (no page: counted as 1100)
Sep 18, 2006 · KO 3/6 · weight ×0.90
+61
→ 1561

Publishers and Boxerbook

Consensus: no publisher lists for the division (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 · Ryō Ōsako: record and titles