Yasuhiro Koseki competes as a swimmer from Japan. He stands 6′ 1″ (186 cm) tall, speaks Japanese and attended Nippon Sport Science University. He comes from Tsuruoka, Yamagata Prefecture, Japan, where he was born on March 14, 1992. Yasuhiro Koseki is on X.
Yasuhiro Koseki is a swimmer from Japan.
Yasuhiro Koseki is 34 years old. He was born on March 14, 1992.
Yasuhiro Koseki's birthday is on March 14; he was born in 1992.
Yasuhiro Koseki was born in Tsuruoka, Yamagata Prefecture, Japan on March 14, 1992.
Yasuhiro Koseki is 6′ 1″ (186 cm) tall.
Yasuhiro Koseki weighs about 181 lb (82 kg).
Yasuhiro Koseki speaks Japanese.
Yasuhiro Koseki attended Nippon Sport Science University.
You can follow Yasuhiro Koseki on X. Links to his official accounts are on this page.
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