Extreme Hearts

Extreme Hearts is an original Japanese anime television series created and written by Masaki Tsuzuki, the creator of Magical Girl Lyrical Nanoha and Dog Days, directed by Junji Nishimura and animated by Seven Arcs, which aired from July to September 2022.

Plot

In the near future, a trend in the sporting world is Hyper Sports, in which various sports are played with advanced equipment that enhance the player's abilities. One of the popular Hyper Sports leagues is Extreme Hearts, managed by a music company and composed of female idol groups across Japan.
After being released from her record label, failed artist Hiyori Hayama gets invited to join Extreme Hearts through her fan Saki Kodaka. Not wanting to give up on her music industry dreams yet and despite her inexperience with Hyper Sports, Hayama accepts the invitation and enlists the help of Kodaka and Sumika Maehara. Together, they form the idol group RISE and their goal is to make it big in Extreme Hearts.

Characters

RISE

;Hiyori Hayama
;Saki Kodaka
;Sumika Maehara
;Yukino Tachibana
;Lise Kohinata
;QON-N4CX Nono

May-Bee

An idol group that won the Kanagawa Tournament during the last 2 seasons of Extreme Hearts.
;Hazuki Sakurai
;Tomo Miyashiro
;Yuriko Suemune
;Chihiro Honda
;Teena Merkies
;QON-N09M2 Sanae
;Shinji Ibuki

Smile Power

An idol group that specializes in theater arts.
;Emi Hōjō
;Aki Maeda
;Yuka Hashimoto
;Mikoto Sawatari
;Miyabi Takao
;Miharu Tomonaga
;Aiko Tsukahara
;Shōko Sasaki

BanShee

A kawaii metal idol band.
;RiN / Rinko Nakahara
;NaO / Naomi Aida
;SaKo / Hisako Mizoguchi
;Tenko
;Kogata
;SAWA
;JOKER
;KONY
;Sumire
;Akamaru
;MINA

Snow Wolf

An idol duo composed of foreign talent. They are relatively new to the Extreme Hearts league.
;Michelle Jaeger
;Ashley Vancroft
;Reni

Production and release

The original project created by Masaki Tsuzuki was originally announced on January 20, 2020 at the 15th anniversary concert of Magical Girl Lyrical Nanoha, although it doesn't directly confirm whether it would be related to Nanoha franchise or not. The title of the original project would eventually be revealed on May 20, 2021 as a new series, which was later revealed to be an anime television series on February 10, 2022. Junji Nishimura is directing the anime at Seven Arcs, with Tsuzuki writing the scripts, and Effy composing the music. Original character designs are provided by Waki Ikawa, while Issei Aragaki adapts the designs for animation. Aragaki and Kana Hashidate are serving as chief animation directors, and Shuichi Kawakami and Takuya Fujima drafted the sub-character designs. The series aired from July 10 to September 25, 2022, on Tokyo MX and BS11. The opening theme song is "Infinite" by Miho Okasaki, and the ending theme is "Sunrise" by RISE. Crunchyroll streamed the series outside of Asia.