Masahiro Koishikawa

Masahiro Koishikawa (Japanese小 石川 正弘, Koishikawa Masahiro; * 1952 ) is a Japanese astronomer and discoverer of asteroids.

He is since 1972 on the staff of the Sendai Astronomical Observatory (IAU code 893 ) and discovered at the Ayashi Station from 1987 until 1995 a total of 19 asteroids. Besides his interests observing the planet.

The asteroid ( 6097 ) Koishikawa was named after him.