Mimubi
Poster for The Ramparts of Ice

TV series

The Ramparts of Ice

Original title: 氷の城壁

2026 · Returning Series

Cast ↓

Overview

Weighed down by memories she can't shake, high schooler Koyuki Hikawa keeps everyone at arm's length — until three schoolmates draw her out of her shell.

Cast

37

Open an episode for ages at its air date.

Full cast · 37
TMDB ID
283428 ↗
First aired
2026-04-02
Last aired
2026-11-05
Status
Returning Series
Episode runtime
24 min
Genres
Animation, Drama
Creators
Unknown
Countries
JP
Languages
Japanese

Ratings

Family guidance

Age ratings

—Not rated in Switzerland (CH)
7Spain (ES)

Not recommended for viewers under the age of 7.

10France (FR)

Not recommended for children under 10. Not allowed in children's television series.

TV-PGUnited States of America (US)

This program contains material that parents may find unsuitable for younger children.

—Not rated in United Kingdom (GB)
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All regional certifications (10)
7Spain (ES)

Not recommended for viewers under the age of 7.

10France (FR)

Not recommended for children under 10. Not allowed in children's television series.

TV-PGUnited States of America (US)

This program contains material that parents may find unsuitable for younger children.

SAM 13Argentina (AR)

Suitable for ages 13 and up.

PGAustralia (AU)

Parental guidance is recommended for young viewers; PG-rated content may air at any time on digital-only channels, otherwise, it should only be broadcast between 8:30 a.m. and 4:00 p.m. and between 7:00 p.m. and 6:00 a.m. on weekdays, and between 10:00 a.m. and 6:00 a.m. on weekends.

12Brazil (BR)

Content suitable for viewers over the age of 12.

BAItaly (IT)

Parental guidance suggested.

16Poland (PL)

Deviant social behaviour, world filled with violence and sexuality, simplified picture of adulthood, display of physical force, especially in controversial social context (against or by parents, teachers, etc.), immoral behaviour without ethic dilemma, putting the blame on the victim, excessive concentration on material possessions.

PG13Singapore (SG)

No additional details available.

12South Korea (KR)

This rating is for programs that may deemed inappropriate for those younger than 12, and parental discretion should be used. Usually used for animations that have stronger themes or violence then those designed for children, or for reality shows that have mild violence, themes, or language.

Seasons

Crew

Directing12
Writing5
Production32
Editing3
Art64
Shin MaedaArt Designer, Art DirectionYasuhisa KawataniTitle DesignerYuji HamadaProp DesignerXuan SonBackground DesignerQuoc DungBackground DesignerNgoc XuanBackground DesignerBao TrangBackground DesignerKeiji UedaBackground DesignerPham Van CuongBackground DesignerChi TamBackground DesignerAnna HashimotoBackground DesignerKunihiko IgarashiBackground DesignerTomo ShinzatoBackground DesignerTra GiangBackground DesignerSota TanigawaBackground DesignerThanh Ngoc NguyenBackground DesignerAfif AnshariBackground DesignerIrfan RamadhanBackground DesignerGugah Murti HBackground DesignerTan TianBackground DesignerMomoko SatoBackground DesignerAwal SaputraBackground DesignerKoichi EjimaBackground DesignerTomomi TsujiBackground DesignerSakura MatsushitaBackground DesignerEko ArmaBackground DesignerEri SodeyamaBackground DesignerMinh KhaiBackground DesignerNuryanto Andi NBackground DesignerQuang HuyBackground DesignerEri KuharaBackground DesignerYukari KatoBackground DesignerMai DatBackground DesignerMamoru EnomotoStoryboard ArtistVo Thi My TienBackground DesignerAkane IwasakiBackground DesignerHai YenBackground DesignerNhat QuangBackground DesignerTeru IshiiStoryboard ArtistMai AnhBackground DesignerYūichi AbeStoryboard ArtistHoang Ngoc NguyenBackground DesignerNobuaki MiharaBackground DesignerYui InamoriBackground DesignerSimeon Lambang SBackground DesignerViet BachBackground DesignerPunyavee SitilertpisanBackground DesignerKenji SetoStoryboard ArtistMankyuStoryboard ArtistParinya PhetwiphatBackground DesignerNoriko SumitomoBackground DesignerAuttapon BoonsamaiBackground DesignerPichet ChaiyarinBackground DesignerMiichiro KamenosonoStoryboard ArtistKei ShimobayashiStoryboard ArtistWatchara HorthongBackground DesignerNattapon ThanabanditwongBackground DesignerNgoc HuyenBackground DesignerjimaoAdditional StoryboardingYuta MuranoStoryboard ArtistTheeranan TaejaroenkulBackground DesignerHirokazu HanaiStoryboard ArtistLe Dinh TriBackground DesignerYuuko HorikawaStoryboard Artist
Costume and makeup3
Sound24
Visual effects216
Miki OginoAnimation Director, Opening/Ending Animation, Supervising Animation Director, Character DesignerRiri Egashira2D ArtistHaruko NoboriColor DesignerNaoya Sakayori3D DirectorEriko ItoCharacter DesignerAkira Goto3D ArtistAtsuko IshidaOpening/Ending Animation, Key AnimationMisaki MorishimaKey Animation, Opening/Ending AnimationKeisuke NakazawaOpening/Ending Animation, Key AnimationRyuya KezukaCompositing ArtistMaho KuwataCompositing ArtistKeisuke NozawaCompositing ArtistMako MikamiCompositing ArtistNanako NinomiyaOpening/Ending Animation36.5°COpening/Ending AnimationRanko NakabayashiOpening/Ending AnimationShinpei KobayashiOpening/Ending AnimationRyuken ToidaOpening/Ending AnimationShun MurataOpening/Ending AnimationNatsuki YamadaOpening/Ending AnimationAyako IshiharaOpening/Ending AnimationAi TakashiOpening/Ending AnimationMio ArakiOpening/Ending AnimationYuuki GotouOpening/Ending AnimationKeiichiro HonjoOpening/Ending AnimationNobuhiro AraiOpening/Ending AnimationHina KobayashiOpening/Ending AnimationEmi MoriOpening/Ending AnimationAyumi AbeOpening/Ending AnimationYota MurakiCompositing ArtistMamiko NakanishiKey AnimationNatsuki GushikenCompositing ArtistMayumi YamamotoKey AnimationkotoAnimation Director, Supervising Animation Director, Key AnimationMadoka TadaCompositing ArtistYukie TokuokaCompositing ArtistYuuki NagataAnimation Director, Key AnimationZhang YichengKey Animation, Animation DirectorMika Narukawa2D ArtistZhang XiaobeiAnimation Director, Supervising Animation DirectorLiao JialerenAnimation DirectorJouji YanaseAnimation DirectorYoshimi ImagawaKey AnimationYoshio YoshimatsuKey AnimationKotaro OkazakiKey Animation, Animation DirectorMiki YoshinoKey Animation, Opening/Ending Animation, Animation DirectorYuki MuraosaOpening/Ending Animation, Supervising Animation DirectorRei HondaKey AnimationMing GuangAnimation DirectorRei AraiKey AnimationKaoru NagakawaKey AnimationNagisa TakahashiAnimation DirectorRikiya SudaAnimation DirectorLevKey AnimationYuna FuekiKey Animation, Opening/Ending Animation, Animation DirectorHideo MaruKey AnimationNanami TanakaKey AnimationKanAnimation DirectorJun IshikawaKey AnimationKaroAnimation DirectorYoshiko TsujimuraKey AnimationAi HiraiKey AnimationYoshiko MinamiharaAnimation DirectorNoriyoshi YamazakiKey AnimationKoromo KawaiAnimation DirectorKaori YamashitaAnimation DirectorDaiki TakaseAnimation Director, Key AnimationHiroe SagaKey AnimationRyusuke MoritaKey AnimationHarumi OzekiKey AnimationTatsuo NakajimaKey AnimationYasuyuki SuzukiKey AnimationMaho TanabeAnimation DirectorKenichi UmemotoKey AnimationNAKGAEKey AnimationFu JiashengKey AnimationMasaru SanoKey AnimationOsamu NuitaKey AnimationYasunori YamaguchiKey AnimationSakurako SaganoAnimation Director, Supervising Animation DirectorShiori SakashitaKey AnimationZhong YuqinKey Animation, Animation DirectorTakeo YoshiokaKey AnimationYuri HanazawaAnimation DirectorYoko UchidaKey Animation, Animation DirectorMoeka NakazakiAnimation DirectorSakura NagaiCompositing ArtistZhang ChunrongCompositing ArtistYuumi FujiwaraCompositing ArtisttannpakuKey AnimationTakahiro NinagawaKey AnimationJo Ye-rimKey Animation, Animation DirectorYosuke MurataAnimation Director, Key AnimationMio SuzukiKey AnimationYuki NishimoriKey AnimationChisato KitamuraKey AnimationLiu YeyunKey AnimationMinto MakiAnimation DirectorSayo KatoKey AnimationWu ZhaoAnimation DirectorRen HonghaoKey AnimationHiroshi OikawaKey AnimationNatsuki EgamiAnimation DirectorKim Won-hoeKey AnimationAkihisa AkuzawaKey AnimationJin ZhongshiKey AnimationHirame OuKey AnimationAzuma TozawaOpening/Ending AnimationKotonoOpening/Ending AnimationNanoka ShinodaKey AnimationDing ZicanKey AnimationShinichi IimuraKey AnimationJiang TaoKey AnimationWu LongmeiKey AnimationWang XinfanAnimation DirectorWang XinyiKey AnimationSi MingyuAnimation DirectorToma MatsuokaKey AnimationEmiko KataokaKey AnimationYuko IshizakiAnimation DirectorMika WatanabeCompositing ArtistYuichiro YamadaKey AnimationHaruka YutokuKey AnimationEtsuhito MoriAnimation DirectorKou KitakazeKey AnimationKenzenOpening/Ending AnimationKatsutoshi KobayashiKey AnimationTomokazu ShimabukuroKey AnimationAtsushi KasanoKey AnimationMasaaki KudoKey AnimationAiri SekinoOpening/Ending AnimationElton Takumi KawamoritaKey AnimationSun DarenKey AnimationTatsuya IkedaKey AnimationYin XixingKey AnimationMeng FanchangAnimation DirectorHideo AmemiyaKey AnimationYusuke ShinguOpening/Ending AnimationYuriko TakaseKey AnimationTian JiahongKey AnimationChihiro NishikawaKey AnimationWei ZhouxiaoKey AnimationLi GuohuanKey AnimationMachikadoKey AnimationSun RenyiKey AnimationArwakeKey AnimationAsato TakasakiKey AnimationYui NishiyamaKey AnimationChen YueKey AnimationXie XiaolongAnimation DirectorKeita WatabeKey AnimationNaoya IchikawaKey AnimationTadashi AizawaKey AnimationAkihiro TakahashiKey AnimationLiang YueAnimation DirectorKouta SugawaOpening/Ending AnimationKarrineKey AnimationAtsushi KomatsuKey AnimationKenichi KangawaKey AnimationLong GuangAnimation DirectorMiichiro KamenosonoKey AnimationYura YasudaKey AnimationAkira MizukiAnimation DirectorYasunori AokiKey AnimationMasahiro OkamuraKey AnimationShogo KohamaKey AnimationKazumasa TakeuchiKey AnimationHu ShiduoAnimation DirectorYousuke ToyamaKey AnimationAki Nagamine3D AnimatorHiroyoshi IidaKey AnimationNeru TakuyamaKey AnimationHiroaki ShimizuKey AnimationTakumi NishiwakiKey AnimationSotaro NiimiKey AnimationZhou HongquanKey AnimationNoriko SaitoKey AnimationNobuhiro KashiwagiKey AnimationLi XinranKey AnimationWang YeKey AnimationHimechiKey AnimationSun MingzeKey AnimationXiao LeyaoAnimation DirectorWei SiqingAnimation DirectorShota TsukiyamaAnimation DirectorQin XinAnimation DirectorTakuma OkamotoKey AnimationYutaka AraiKey AnimationGao YongqiangKey AnimationFan XinyueAnimation DirectorTeppei TakeyaAnimation DirectorLi ZhuoxiAnimation DirectorHuang TianqiAnimation DirectorXu QuanweiKey AnimationMie SugiharaKey AnimationYoshio ChizakiKey AnimationLiang JiazhiAnimation DirectorNatsuko SaitoKey AnimationKodai KitamuraKey AnimationKyosuke MatsuiAnimation DirectorChen DuAnimation DirectorSaori SurukiOpening/Ending AnimationOnizuka JinsoAnimation DirectorMasahiro YufuneOpening/Ending AnimationDong HeKey AnimationWu XiaoyuAnimation DirectorLi YufeiAnimation DirectorQin HongjieKey AnimationGu MeiAnimation DirectorTakahiro AraiKey AnimationYue NadanKey AnimationChen AnKey AnimationTeiji MoriyaOpening/Ending AnimationKatsuyuki WadaKey AnimationYang HuijiaoKey AnimationDong XuAnimation Director
Camera1
Crew6

Filming locations

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