The official website for Sunrise's MAO anime announced a new promotional video on Sunday, revealing that Reina Ueda will perform the ending theme song "Tayutau" and previewing the new opening song "Bokura ga Uwagaki suru Sekai" by the idol group 20th Century. The second part of the series is scheduled to begin with episode 14 on July 4.

MAO is an adaptation of Rumiko Takahashi's manga, which follows Nanaka as she travels back to a supernatural early 20th Century and teams with exorcist MAO. The story combines time travel, exorcism, and demon battles across multiple eras.

Cast members include Yūki Kaji as MAO, Natsumi Kawaida as Nanaka Kiba, Hiro Shimono as Hyakka, Toshiyuki Toyonaga as Kamon, Momoka Terasawa as Otoya, Kazuyuki Okitsu as Shiranui, Motoko Kumai as FUNA Uozumi, Yōko Hikasa as Tenko, Risa Shimizu as Sana, Reina Ueda as Yurako, and Takashi Matsuyama as Byōki. Staff members include director Teruo Sato, series script supervisor Yūko Kakihara, character designer and chief animation director Yoshihito Hishinuma, art directors Hiroshi Katō and Izumi Hoki, color key artist Masumi Ōtsuka, CG director Tomohiro Fujie, compositing director of photography Akane Fushihara, editor Kazuhiro Nii, sound director Hiromi Kikuta, and composer Shū Kanematsu. Music is provided by Shū Kanematsu, with the opening theme "HEARTLOUD" performed by Kis-My-Ft2 and the ending theme "Juai" performed by TRUE. The anime debuted on April 4 on NHK-General at 11:45 p.m. (10:45 a.m. EST) and streams on Hulu in the United States and Disney+ in Canada, Latin America, Australia, and New Zealand. The manga began serialization in Shogakukan's Weekly Shonen Sunday in May 2019, and the 29th compiled volume was released on June 18. Viz Media has published the series in English since 2021.

The new songs and promotional video precede the continuation of the supernatural adventure in the series' second part, which will run for two consecutive cours without interruption.