Sanuki Kokubun-ji

 is an Omuro Shingon temple in Takamatsu, Kagawa Prefecture, Japan. The provincial temple of former Sanuki Province and Temple 80 on the Shikoku 88 temple pilgrimage, it is said to have been founded by Gyōki in 741. The main image is of Senjū Kannon. The area has been designated a Special Historic Site.
Excavations.
Between 1983 and 1991 investigations uncovered remains of the axially-arranged Chūmon, Kon-dō, and Kōdō.
Museum.
A museum exhibits finds from the site.