To most fans, he is best known for his role as Oishi Syuuichirou in The Prince of Tennis Musicals and was a former member of the idol group PureBoys, whose current members include: Ryosuke Miura (Kamen Rider OOO's Ankh) and Keisuke Minami (Kyuranger's Houou Soldier). Some of the group's former members include: Keisuke Kato (Kamen Rider OOO's Kamen Rider IXA) and Kouhei Takeda (Kamen Rider Build's Kamen Rider Grease). But to tokusatsu fans, he is best known for his role as Akira Hayase, Shinnosuke Tomari/Kamen Rider Drive's former partner in the Kamen Rider Drive TV series.
From all of us here, thanks for the memories.
[Source: @TheYT_GEORGIO, additional info: Wikipedia]