Hayato Watanabe
Hayato Watanabe is a Japanese swimmer. He competed in the men's 100 metre breaststroke event at the 2018 FINA World Swimming Championships (25 m), in Hangzhou, China.
Hayato Watanabe is a Japanese swimmer. He competed in the men's 100 metre breaststroke event at the 2018 FINA World Swimming Championships (25 m), in Hangzhou, China.