The Japanese music duo Elsewhere Kikou digitally released their third major single, "blue in," on October 5. Simultaneously, the music video for the song was shared on their official YouTube channel. "blue in" is featured as the ending theme for the fall 2026 TV anime series, Blue Box Season 2.
Elsewhere Kikou, a two-member unit formed in September 2020, consists of Omoi Anno on vocals and guitar, and Toyoshi on guitar, drums, and chorus. The duo made their major debut with TOY'S FACTORY in February 2026. This release marks their first anime tie-in song as a unit, although Anno previously performed the insert song "Koiiro" for Episode 24 of Blue Box Season 1, which was her anime song debut.
Music Video Details
The music video for "blue in" was directed by Yukiko Abe, who has a history of creating visual works for Elsewhere Kikou. The video features actors Tomoaki Wada and Tamao Hirai, both of whom have previously collaborated with the unit through appearances in music videos and radio shows.
Blue Box Season 2 Premiere
Blue Box Season 2 premiered in Japan on October 4, 2026. The first season of the anime aired from October 2024 to March 2025.
Key points
- Elsewhere Kikou released their single "blue in" digitally on October 5.
- A music video for "blue in" was simultaneously released on YouTube.
- "blue in" is the ending theme for Blue Box Season 2.
- This is Elsewhere Kikou's first anime tie-in song as a unit.
- Blue Box Season 2 premiered in Japan on October 4, 2026.
Source: Crunchyroll News · Oct 7, 2026
