Tomimaru Okuni

Tomimaru Okuni (大国 富丸) is a Japanese amateur astronomer and a discoverer of minor planets at the Nanyo Observatory (358), Yamagata prefecture, Japan.

He is a prolific discoverer of asteroids, credited by the Minor Planet Center with a total of 130 discoveries between 1995 and 2000.

The main-belt asteroid 7769 Okuni, discovered by Satoru Otomo at the Kiyosato Observatory in 1991, is named in his honour. Naming citation was published on 9 January 2001 (M.P.C. 41935).