Masaya Fukunishi is a Japanese voice actor from Nara Prefecture, affiliated with Ken Production. He won the 2012 Best Anime Scenario Award at Seiyu Koshien and was part of the 3rd Seiyū Damashī 2014. He starred as Ken Ryūgūji in Tokyo Revengers and Gege in Kikai Sentai Zenkaiger, succeeding Tatsuhisa Suzuki in these roles following the latter's career hiatus. In 2023, he was cast as Kafka Hibino, the titular protagonist of Kaiju No. 8.