This is a list of episodes for the anime television series Kekkaishi. The series was adapted by Sunrise from the manga Kekkaishi by Yellow Tanabe. It was directed by Kenji Kodama with character designs by Hirotoshi Takaya and music by Taku Iwasaki. The opening theme for all episodes is "Sha La La: Ayakashi Night" by Saeka Uura. There are four different ending themes: "Akai Ito" by Koshi Inaba (episodes 1–15, 38, 40), "Sekaijyuu Doko wo Sagashitemo" (世界中どこを探しても, "Sekaijyuu Doko wo Sagashitemo"?) by Aiko Kitahara (episodes 16–23, 39, 44), "Mai Mirai" (マイミライ, My Future?) by Saeka Uura (episodes 24–30, 41), and "Kyuukei Jikan Juppun" (休憩時間10分, 10 Minute Break?) by Saeka Uura (episodes 31–37, 42-43, 45).
It was broadcast for 52 episodes in Japan between 16 October 2006 and 12 February 2008 on Nippon Television, Yomiuri TV, and Nippon News Network, in the "golden" timeslot of 7 p.m. Monday. During its initial broadcast, episodes were frequently among the top ten rated anime television shows, sometimes as the only original (non-sequel) show to do so. It was later rebroadcast in Taiwan on Taiwan Television, in Malaysia on 8TV and NTV7, in Hong Kong on Cable TV Hong Kong, in Philippines on Hero TV, and in Indonesia on antv.