Lonely Castle in the Mirror poster
Where to stream

Lonely Castle in the Mirror

7.120221h 56mPGMovieAnimationDramaMystery

Shy outcast Kokoro has been avoiding school for weeks when she discovers a portal in her bedroom mirror. She reaches through and finds herself transported to an enchanting castle where she is joined by six other students. When a girl in a…

DirectorKeiichi Hara
WriterMiho Maruo
ProducersKenichi Hirose·Atsuhiro Iwakami

Where to watch

HBO Max Amazon ChannelHBO Max Amazon ChannelHBO MaxHBO Max
Availability shown for United States · rights vary by country

Cast · Directed by Keiichi Hara

ATAmi Touma
Ami Touma
Kokoro Anzai (voice)
TKTakumi Kitamura
Takumi Kitamura
Rion Mizumori (voice)
SKSakura Kiryu
Sakura Kiryu
Akiko 'Aki' Inoue (voice)
RIRihito Itagaki
Rihito Itagaki
Subaru Nagahisa (voice)
NYNaho Yokomizo
Naho Yokomizo
Fuka Hasegawa (voice)
MTMinami Takayama
Minami Takayama
Asu Masamune (voice)
YKYuki Kaji
Yuki Kaji
Haruka Ureshino (voice)
AMAoi Miyazaki
Aoi Miyazaki
Mrs. Kitajima (voice)
MAMana Ashida
Mana Ashida
Wolf Queen (voice)
KAKumiko Aso
Kumiko Aso
Kokoro's Mother (voice)
AYAkiko Yajima
Akiko Yajima
Rion Mizumori (child) (voice)
KMKaren Miyama
Karen Miyama
Mio Mizumori (voice)

More from Keiichi Hara · Director

Shin Chan
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2006 · 7.8
21 Emon
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1991 · 4.7
クレヨンしんちゃん
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1992 · 10.0
Mami the Psychic
Mami the Psychic
1987 · 5.0
Crayon Shin-chan: The Hidden Treasure of the Buri Buri Kingdom
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1994 · 7.0
Crayon Shin-chan: The Storm Called: The Adult Empire Strikes Back
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2001 · 8.3
Crayon Shin-chan: Pursuit of the Balls of Darkness
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1997 · 7.3
Crayon Shin-chan: Explosion! The Hot Spring's Feel Good Final Battle
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1999 · 6.5
Dorami-chan: Wow, The Kid Gang of Bandits
Dorami-chan: Wow, The Kid Gang of Bandits
1991 · 8.7
Crayon Shin-chan: Jungle That Invites Storm
Crayon Shin-chan: Jungle That Invites Storm
2000 · 7.6
See all fromKeiichi Hara

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Lonely Castle in the Mirror — streaming FAQ

Which OTT platform streams Lonely Castle in the Mirror?

Lonely Castle in the Mirror is streaming on HBO Max in United States, and available to rent or buy on Amazon Video and Apple TV Store. It's not currently on Netflix.

Is Lonely Castle in the Mirror on Netflix?

No, Lonely Castle in the Mirror is not on Netflix in United States as of September 2026. It's currently on HBO Max.

Is Lonely Castle in the Mirror on Amazon Prime Video?

Lonely Castle in the Mirror isn't included with a Prime Video subscription in United States, but you can rent or buy it on Amazon Video.

Where can I watch Lonely Castle in the Mirror for free?

Lonely Castle in the Mirror is available on HBO Max in United States, but you'll need an active subscription — there's no free option right now.