TV series
An aspiring drummer suddenly loses her spot in the band. But when a brilliant musician recruits her for his new band, her life takes a passionate turn.
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Checked Jul 22, 2026
An aspiring drummer suddenly loses her spot in the band. But when a brilliant musician recruits her for his new band, her life takes a passionate turn.
Cast, crew and production details
Takeru SatohNaoki Fujitani
Yu MiyazakiAkane Saijo
Keita MachidaSho Takaoka
Jun ShisonKazushi Sakamoto
Masaki SudaToya Shinzaki
Erika KarataMiyako Kai
Akari TakaishiYukino Sakurai
Pistol TakeharaGenji Kamiyama
Netflix
Robot CommunicationsJapan
NetflixJapanWatch options above are for the show and may vary by season or episode.
Episode 1
On the day that Akane Saijo decides to give up drumming forever, fate extends a hand — musical genius Naoki Fujitani wants her to join his new band.
Directed by Kensaku KakimotoWritten by Mari Okada, Tomoko Akutsu
Where to watch Glass Heart
Episode 2
TENBLANK makes its much-anticipated stage debut. As they rush to prepare new songs for recording, Akane feels the pressure to find her unique sound.
Directed by Kensaku KakimotoWritten by Mari Okada, Tomoko Akutsu
Where to watch Glass Heart
Episode 3
Thanks to Naoki's efforts, TENBLANK secures a special stage for their first live TV appearance — but they face an obstacle right before the broadcast.
Directed by Kohtaro GotoWritten by Shiho Kosaka
Where to watch Glass Heart
Episode 4
The band visits Naoki's countryside home. Kazushi loses his temper upon learning his song was altered. Meanwhile, Akane's romantic feelings intensify.
Directed by Kohtaro GotoWritten by Mari Okada
Where to watch Glass Heart
Episode 5
A new song sparks fresh rivalry and uncovers old wounds between TENBLANK and OVER CHROME — Akane finds herself caught in the middle as tensions mount.
Directed by Kensaku KakimotoWritten by Shiho Kosaka
Where to watch Glass Heart
Episode 6
As TENBLANK prepares to take the stage, the band and audience learn shocking news. Naoki rushes to Toya's side to make a heartfelt confession.
Directed by Kensaku KakimotoWritten by Tomoko Akutsu
Where to watch Glass Heart
Episode 7
As TENBLANK starts their tour, Kazushi reveals his long-hidden feelings. Akane steps in to mediate a tense confrontation between Yukino and Naoki.
Directed by Kohtaro GotoWritten by Tomoko Akutsu
Where to watch Glass Heart
Episode 8
Sho makes a shocking discovery that throws the band members into disarray. As they process the news, TENBLANK's history and origin story come to light.
Directed by Kohtaro GotoWritten by Shiho Kosaka
Where to watch Glass Heart
Episode 9
As Naoki writes a new song, Kazushi and Sho struggle to face the truth. Meanwhile, Akane makes a shocking announcement that further alienates the band.
Directed by Kensaku KakimotoWritten by Mari Okada
Where to watch Glass Heart
Episode 10
TENBLANK makes a promise to each other before going on stage. As news breaks during the performance, Naoki offers a heartfelt confession to the crowd.
Directed by Kensaku KakimotoWritten by Tomoko Akutsu
Where to watch Glass HeartEpisode information updated Jul 22, 2026
