| Kinzan Kōzan-ji | |
| Location: | 1-2-3, Kawabata, Chofu, Shimonoseki, Yamaguchi Prefecture, Japan |
| Religious Affiliation: | Rinzai |
| Country: | Japan |
| Website: | https://web.archive.org/web/20091201030220/http://npweb.com/kouzanji/ |
| Founded By: | Kyoan Genjaku |
| Year Completed: | 1327 |
The is a temple of the Sōtō school in Shimonoseki, Yamaguchi Prefecture, Japan. It was first established as a temple of the Rinzai school by Kyoan Genjaku in 1327.
Kōzan-ji's Butsuden, completed in 1320, is a National Treasure of Japan. This architecture in (aka Zen'yō) style (Zen style), combining Japanese and Chinese design features. It is the oldest building designed in the Zenshūyō style that exists in Japan.
The Chūgoku 33 Kannon Pilgrimage No.19.