Kosei Tanaka (8-0-0) vs Ángel Acosta (16-0-0)

Date: 2017-05-20
Result: Winner: Kosei Tanaka
Method: UD
Round: 12 of 12
Venue: Takeda Teva Ocean Arena
City: Nagoya
Country: 🇯🇵 JP
Title: Retained WBO junior-flyweight title
Confirmation: ✓✓ two sources

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Sources

Source	Side	Link	Observed
English Wikipedia	a	https://en.wikipedia.org/wiki/Kosei_Tanaka	2026-10-11
English Wikipedia	b	https://en.wikipedia.org/wiki/%C3%81ngel_Acosta	2026-10-11