Project Sekai Colorful Stage Featuring Vocaloid Characters HD Wallpaper

Four anime characters are posing in front of a colorful castle. A blue-haired male character stands on the left, followed by a blonde-haired female character with bunny ears. Next to her is a brown-haired female character in a red and blue outfit, and a blue-haired female character with cat ears. A partially visible person in a pink jacket is on the far right.