Kokuyou (コクヨウ)
Kokuyo is the father of Kohaku and Ruri, and was the previous chief of Ishigami Village before Senku.
Dr. Stone
Supporting
Dr. Stone: Stone Wars
Dr. Stone: Stone Wars - Kaisen Zenya Special Eizou
Dr. Stone: New World
Dr. Stone: Ryuusui
Dr. Stone: New World Part 2
Kanao, Tetsuo
Douglas, Jason
Grimmiaux, Benoît
Vivona, Ênio
Hengstler, Jörg
Balzarotti, Marco
Canals, Ramón
