Koori no Jouheki
The Ramparts of Ice
Information
Type: TVStatus: Currently AiringBroadcast: Thursdays at 23:56 (JST)Episodes: ?Duration: 23minAired: April 2, 2026 to ?Source: Web mangaStudios: Studio KAIGenre: Drama, RomanceTheme: SchoolDemographics: -Producers: TBS, Rakuonsha, Universal Music Japan, Nichion, ADK EmotionsLicensors: None foundRating: PG-13 - Teens 13 or older
Score7.94Ranked#836Popularity#2463Members96KFavourites377Users17K
Synopsis
On the surface, high school student Koyuki "Koyun" Hikawa seems unapproachable and terrifying to most other students. In reality, Koyun is just insecure and prone to overthinking due to her uncomfortable experiences in middle school. However, her chance encoun...
Background
CharactersMore info
Akahoshi, HayatoSupporting
Amamiya, NagisaSupporting
Amano, SoraSupporting
Atagawa, ManatsuSupporting
Atagawa, AkineSupporting
Azumi, YuukiSupporting
FujitaSupporting
Hino, HarutoSupporting
Hino, SakuraSupporting
Igarashi, TsubasaSupporting
Kaneda, GinnosukeSupporting
Kuriki, MomokaSupporting
MariSupporting
MatsumotoSupporting
MeiSupporting
Midorikawa, DaichiSupporting
MiharuSupporting
Minato's GirlfriendSupporting
MuukoSupporting
NorikoSupporting
SachiSupporting
Shimojima, TsukikoSupporting
SuwaSupporting
TanakaSupporting
Youta's FatherSupporting
Youta's MotherSupporting
Synopsis
On the surface, high school student Koyuki "Koyun" Hikawa seems unapproachable and terrifying to most other students. In reality, Koyun is just insecure and prone to overthinking due to her uncomfortable experiences in middle school. However, her chance encoun...
Background
CharactersMore info
Akahoshi, HayatoSupporting
Amamiya, NagisaSupporting
Amano, SoraSupporting
Atagawa, ManatsuSupporting
Atagawa, AkineSupporting
Azumi, YuukiSupporting
FujitaSupporting
Hino, HarutoSupporting
Hino, SakuraSupporting
Igarashi, TsubasaSupporting
Kaneda, GinnosukeSupporting
Kuriki, MomokaSupporting
MariSupporting
MatsumotoSupporting
MeiSupporting
Midorikawa, DaichiSupporting
MiharuSupporting
Minato's GirlfriendSupporting
MuukoSupporting
NorikoSupporting
SachiSupporting
Shimojima, TsukikoSupporting
SuwaSupporting
TanakaSupporting
Youta's FatherSupporting
Youta's MotherSupporting