
Quick answer — Fumihiro Okabayashi voices Rantarou Kiyama in Beyblade Burst Evolution, Ryuuji Kusaka in Inazuma Eleven Go: Galaxy, Rinnosuke Mitobe in Kuroko's Basketball and 1 more characters.
Fumihiro Okabayashi voices Rantarou Kiyama (Beyblade Burst Evolution), Ryuuji Kusaka (Inazuma Eleven Go: Galaxy), Rinnosuke Mitobe (Kuroko's Basketball), Earth (Yu-Gi-Oh! VRAINS).
Rantarou Kiyama is voiced in Japanese by Fumihiro Okabayashi.