He has appeared in a number of feature films, television series, and stage productions.
He later played in the 2015 Taiga drama Hana Moyu as Shinsengumi Okita Sōji.
[2][3][4][5] In April 2015, he was appointed a New Caledonia Tourism Goodwill Ambassador.
[6] Kaku's career took off from 2018 onwards, getting cast in leading roles for several series, resulted in his winning of the 2019 GQ Japan's Men of the Year Awards for Breakthrough Actor.
[7] On 7 August 2016, he announced that he had married actress Nana Eikura whom he co-starred with in TV drama Testimony of N.[1] They have two children.