Nante Colorful na Sekai!

 (なんてカラフルな世界！What a Colorful World!) is the theme song for Animelo Summer Live 2020-21 -COLORS-. It was performed by Oishi Masayoshi, KISHOW (GRANRODEO), i☆Ris, Asaka, Amamiya Sora, Toyama Nao, Mikiha (Spira・spica), Suzuki Aina, Nakamura Shugo, and Ito Masahiro.

The song was written and composed by Oishi Masayoshi and co-arranged by Canvas.

The song was released on June 12, 2020 and available at Animate and Gamers stores and online.