1girl, arm up, bass guitar, black neckerchief, black shirt, black skirt, blue eyes, closed mouth, frilled skirt, frilled sleeves, frills, garter straps, gradient skirt, guitar, headphones, headset, holding, holding instrument, instrument, leo/need project sekai, long hair, long sleeves, lying, microphone, neckerchief, on back, pink hair, reaching, reflection, ripples, shirt, shoes, skirt, solo, sparkle, star ornament, very long hair, water, water drop