大張 正己

Oobari Masami, born January 24, 1966, is a noted Japanese anime director, animation director and mecha and character designer.

Nakamura Ken'ichirou once studied under him, and Oobari has assisted Nakamura on some of his works: Ginsei Senshin Guynarock and the anime adaptation of Viper-GTS.

He is the founder and representative director of Studio G-1Neo.

He is the ex-husband of animator Ishida Atsuko.