Kuroi Senji (?? ??) is a pen name of Osabe Shunjiro (?? ???, born May 28, 1932), Japanese author of fiction and essays.
Kuroi is a member of the "Introspective Generation" of Japanese writers, whose work depicts the thoughts of ordinary Japanese.
He lives in Tokyo's western suburbs, along the Chuo Main Line, in a neighborhood similar to that depicted in his novel of linked stories, Gunsei (Life in the Cul-de-Sac, ??), for which he won the 1984 Tanizaki Prize.
As of 2006 he is president of the Japan Writer's Association (Nihon Bungeika Kyokai).