Official music video for CIEL's song Mado wo Akete, the song was used as the ED to the Eiga Daisuki Pompo-san movie. The song is the debut work for CIEL.
Source: MyAnimeList
Curated recommendations for fans of Open the Window.
Other anime produced by CLAP.
Other anime that aired alongside Open the Window.
Top-rated music anime ranked by score.
Chronological viewing order for franchises with movies and OVAs.
Streaming platforms and availability for popular anime.
Where to start reading once an adaptation ends.
Search for this anime on popular platforms
Availability may vary by region.
Curated recommendations for fans of Open the Window.
Other anime produced by CLAP.
Other anime that aired alongside Open the Window.
Top-rated music anime ranked by score.
Chronological viewing order for franchises with movies and OVAs.
Streaming platforms and availability for popular anime.
Where to start reading once an adaptation ends.
