Ryuya Yamanaka vs Jayson Vayson · Bout 9796

Won WBO Asia Pacific light-flyweight title · 12 rounds

Vayson · TKO 2/12

Dec 17, 2023 · Portopia Hotel, Kobe, 🇯🇵

Yamanaka going in19-3-0

Vayson going in10-1-1

Confirmation✓✓ two sources

MethodTKO

Round2 of 12 · 1:14

TitleWon WBO Asia Pacific light-flyweight title

Sources

English Wikipedia
side b · observed 2026-10-11
en.wikipedia.org/wiki/Jayson_Vayson

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English Wikipedia
side a · observed 2026-10-11
en.wikipedia.org/wiki/Ryuya_Yamanaka

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Wikipedia (ja)
side a · observed 2026-10-12
ja.wikipedia.org/wiki/山中竜也

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