Toshiki Kameyama
Toshiki Kameyama (亀山 俊樹, Kameyama Toshiki, June 7, 1955) is an anime sound director and translator. He is an executive chairman of Groove. CEO of Aptopro.
His is credited as Kasumi Kiyama (樹山 かすみ, Kiyama Kasumi) when he writes, such as translating.