is a Japanese professional baseball pitcher for the Kiwoom Heroes of the KBO League. He has previously played in Nippon Professional Baseball (NPB) for the Tokyo Yakult Swallows.
From 2018 to 2025, Kanakubo was a member of the Tokyo Yakult Swallows of Nippon Professional Baseball.
On December 16, 2025, Kanakubo signed a one-year, $130,000 contract with the Kiwoom Heroes of the KBO League.