List of One-Punch Man episodes

One-Punch Man is a Japanese anime television series based on the webcomic of the same name written by One and its subsequent manga remake illustrated by Yusuke Murata. Set in City Z, the story focuses on Saitama, a superhero who has grown bored as he has become so powerful that all of his battles end in a single punch. The first season was directed by Shingo Natsume at Madhouse and written by Tomohiro Suzuki. The series also features character design by Chikashi Kubota, who also served as chief animation director, and music by Makoto Miyazaki. The season aired in Japan from October 5 to December 21, 2015, and was simulcast internationally by Daisuki and Hulu. An original animation DVD (OAD) was bundled and released with the special edition 10th manga volume on December 4, 2015. Additional original video animations (OVAs) are included in Blu-ray & DVD volumes of the series, which began releasing from December 24, 2015.

The anime series is licensed in North America, Latin America and Oceania by Viz Media, and by Viz Media Europe in Europe, the Middle East and Africa. The series was streamed worldwide excluding Asia on Daisuki. Viz Media streamed the series on Neon Alley in North America. Kaze UK and Manga Entertainment distributes the series in the United Kingdom and Ireland, and Madman Entertainment distributes the series in Australia and New Zealand, who also streamed the series on AnimeLab. An English dub of the first season aired in the United States on Adult Swim's Toonami programming block from July 17 to October 9, 2016.

A second season was announced in September 2016. The second season is animated by J.C. Staff with Chikara Sakurai replacing Shingo Natsume as series director and Yoshikazu Iwanami replacing Shoji Hata as sound director. Tomohiro Suzuki, Chikashi Kubota and Makoto Miyazaki reprised their roles as series composer, character designer and music composer, respectively.

The second season aired from April 10 to July 3, 2019, with a recap special covering the first season having aired a week before broadcast on April 3, 2019. The season was simulcast on Hulu in the United States, on Tubi in Canada, on AnimeLab in Australia and New Zealand, and on Crunchyroll in Europe. It aired on Toonami from October 12, 2019, to January 12, 2020.

A 10-minute OVA was bundled with the second season's first Blu-ray & DVD volume on October 25, 2019. Two more 10-minute OVAs were bundled with the second season's second and third Blu-ray & DVD volume on November 26 and December 25, 2019, respectively. Another 10-minute OVA was bundled with the second season's fourth Blu-ray & DVD volume on January 28, 2020. The 5th OVA was bundled with the second season's fifth Blu-ray & DVD volume on February 27, 2020.

A third season was announced in August 2022. The main cast and staff from the second season are reprising their roles.