List of How a Realist Hero Rebuilt the Kingdom episodes

How a Realist Hero Rebuilt the Kingdom is an anime television series adaptation based on the light novel series of the same title written by Dojyomaru and illustrated by Fuyuyuki. It was announced by Overlap on April 17, 2020. The series was animated by J.C.Staff and directed by Takashi Watanabe, with Gō Zappa and Hiroshi Ōnogi penning the scripts, Mai Otsuka designing the characters, and Akiyuki Tateyama composing the series' music. The first half aired from July 4 to September 26, 2021, on Tokyo MX and BS11. The first half ran for 13 episodes. The second half aired from January 9 to April 3, 2022. The first opening theme song, "Hello Horizon", was performed by Inori Minase, while the first ending theme song, "Kazanear", was performed by Aimi. The second opening theme song is "Real-Eyes" by Inori Minase, while the second ending theme song is "Lights" by Aimi.

Funimation licensed the series outside of Asia. On July 30, 2021, Funimation announced the series would receive an English dub, which premiered the following day. Following Sony's acquisition of Crunchyroll, the series was moved to Crunchyroll. Mighty Media licensed the series in Southeast Asia and streamed it on iQIYI and Bilibili and also aired on Animax on March 9, 2022.