Koishikawa (disambiguation)

Koishikawa may refer to:

Places

 * Koishikawa, locality within Bunkyo, Tokyo.

People

 * Masahiro Koishikawa, noted Japanese astronomer.

Astronomy

 * 6097 Koishikawa, Asteroid named after the astronomer

Fictional characters

 * Miki Koishikawa, Marmalade Boy character.
 * Jin Koishikawa, Marmalade Boy character.
 * Chiyako Koishikawa, Marmalade Boy character.