Japanese title, 1st defence · 10 rounds

Tatsuya
Tsugawa
VS
Toshiya
Ishii

Ishii · TKO 5/10

Aug 21, 2025 · Korakuen Hall, 🇯🇵

Tsugawa going in—

Ishii going in9-1-2

Confirmationofficial ★

MethodTKO

Round5 of 10 · 2:48

TitleJapanese title, 1st defence

Event

DateAug 21, 2025

VenueKorakuen Hall

Country🇯🇵 Japan

Wikipedia (ja)
side b · observed 2026-10-12
ja.wikipedia.org/wiki/石井渡士也

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Japan Boxing Commission — 試合報告書
side neutral · observed 2026-10-14
jbc.or.jp/2025年08月21日-後楽園ホール/

✓