Tune In to the Midnight Heart (Japanese: 真夜中ハートチューン, Hepburn: Mayonaka Hāto Chūn) is a Japanese manga series written and illustrated by Masakuni Igarashi. It began serialization in Kodansha's Weekly Shōnen Magazine in September 2023, and has been compiled into fourteen tankōbon volumes as of August 2026. The series is simultaneously serialized in English on Kodansha's K Manga digital service.
This series follows a young Japanese boy searching for the identity of "Apollo", a girl who used to livestream and gave him solace. After narrowing it down to a specific high school, he transfers there but faces the challenge of identifying Apollo among the broadcasting club's four girls, who have their own dreams and a desire for his financial support.
An anime television series adaptation produced by Gekkou aired from January to March 2026. A second season is set to premiere in 2027.
Contents
Plot
Arisu Yamabuki, a high school sophomore, has been looking for a girl named Apollo, a radio broadcaster whose face and real name he does not know. One day, Arisu finds a clue about Apollo in the broadcasting club of the high school he is attending. There, he finds four beautiful girls who dream of "getting a job related to voice." Arisu vows to fulfill the dreams of each of the four girls in order to find out the true identity of Apollo.
Characters
Arisu Yamabuki (山吹 有栖, Yamabuki Arisu)
Voiced by: Rikuya Yasuda (anime) (Japanese); Ricco Fajardo (English)
The protagonist, he is currently a 2nd-year high school student. He listened to a radio personality known only under the alias Apollo while in junior high school and is determined to learn her true identity.
Shinobu Uzuki (雨月 しのぶ, Uzuki Shinobu)
Voiced by: Ayane Sakura (PV), Miku Itō (anime) (Japanese); Kayla Temshiv (English)
A high school student and a member of the broadcasting club. She is aiming to become an announcer. She is also the student council vice president.
Nene Himekawa (日芽川 寧々, Himekawa Nene)
Voiced by: Ayane Sakura (PV), Rumi Okubo (anime) (Japanese); Tia Ballard (English)
A high school student and a member of the broadcasting club. She is aiming to become a voice actress.
Iko Kirino (霧乃 イコ, Kirino Iko)
Voiced by: Ayane Sakura (PV), Sayumi Suzushiro (anime) (Japanese); Sarah Wiedenheft (English)
A high school student and a member of the broadcasting club. She is aiming to become a VTuber. Her online persona is Ikon Sumeragi (すめらぎ イコン, Sumeragi Ikon).
Rikka Inohana (井ノ華 六花, Inohana Rikka)
Voiced by: Ayane Sakura (PV), Momoko Seto (anime) (Japanese); Abigail Blythe (English)
Media
Manga
Tune In to the Midnight Heart is written and illustrated by Masakuni Igarashi. It began serialization in Kodansha's Weekly Shōnen Magazine on September 20, 2023. It is also simultaneously released in English on Kodansha's K Manga digital service. During their panel at San Diego Comic-Con 2024, Kodansha USA announced that they licensed the series for English publication beginning in Q2 2025.
The first volume was released on December 15, 2023. To promote the release, an article featuring an interview and collaboration with VTuber Shigure Ui was published, along with comments by voice actress Kana Hanazawa. The second volume was released on February 16, 2024. To promote its release, a video featuring Ayane Sakura voicing the female characters was published.
Anime
An anime television series adaptation was announced on March 14, 2025. It is produced by Gekkou and directed by Masayuki Takahashi, with series composition by Yukie Sugawara, characters designed by Tomoyuki Shitaya, and music composed by Kuniyuki Takahashi. The series aired from January 6 to March 24, 2026 on the brand new Ka-Anival!! programming block on all FNS affiliates, including Kansai TV and Fuji TV. The opening theme song is "Tsuki ni Mukatte Ute" (月に向かって撃て; 'Attack Toward the Moon'), performed by Hoshimachi Suisei, while the ending theme song is "Koe no Kiseki" (声の軌跡; 'Trails of Voices'), performed by Soala. Crunchyroll is streaming the series. Plus Media Networks Asia licensed the series in Southeast Asia and broadcasts it on Aniplus Asia.
After the airing of the final episode, a second season was announced. It is set to premiere in 2027.
Reception
The series ranked 14th in the print category at the tenth Next Manga Awards in 2024.