2025.08.07 AZKi × Maaya Uchida Collaborative Song “Sekai no Iro” Released Digitally on Thursday, August 7!
COVER Corporation (Minato-ku, Tokyo; CEO: Motoaki Tanigo) has announced the digital release of “Sekai no Iro,” the theme song for the animated promotional video of the virtual world project Holoearth, which became available at midnight (JST) on Thursday, August 7, 2025.
■ “Sekai no Iro” music stream links
https://cover.lnk.to/3p8qHH
■ HOLOEARTH animated PV “Now, discover your other world.”
This promotional video, produced by WIT STUDIO, embodies the concept for the world that Holoearth aspires to create.
The featured theme song, titled “Sekai no Iro” (Colors of the World), is performed in collaboration between AZKi and Maaya Uchida.
In addition to the rich harmony woven by these two artists, this release also includes solo versions for a 4-track collection.
Discography
Title： Sekai no Iro
Artists： AZKi, Maaya Uchida
Lyrics： Haruka Kato
Composition： Haruka Kato, Nozomi Tanabe
Arrangement： Nozomi Tanabe
■ Track list
1.Sekai no Iro
2.Sekai no Iro (AZKi solo ver.)
3.Sekai no Iro (Maaya Uchida solo ver.)
4.Sekai no Iro (Instrumental)
■ Sales format
Digital distribution
■ Date of availability
August 7, 2025 (Thu)
■ Music stream links
https://cover.lnk.to/3p8qHH
