is a professional Japanese baseball pitcher for the Tokyo Yakult Swallows of Nippon Professional Baseball (NPB). He previously played in NPB for the Chiba Lotte Marines.

Career Chiba Lotte Marines On October 10, 2018, Yamamoto made his NPB debut for the Chiba Lotte Marines. He played for the team through the 2022 season.

Tokyo Yakult Swallows On July 28, 2022, Yamamoto was traded to the Tokyo Yakult Swallows in exchange for Koshiro Sakamoto.

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