Zodiac P.I. (Japanese: 十二宮でつかまえて, Hepburn: Jūnikyū de Tsukamaete) is a shōjo (targeted towards girls) mystery manga series written and illustrated by Natsumi Ando. Appearing as a serial in the monthly manga magazine Nakayoshi from the April 2001 issue to the January 2003 issue, the chapters were compiled into four bound volumes by Kodansha and published from November 2001 to March 2003.