colorful palette, mochizuki honami, project sekai, game cg, highres, official art, third-party source, 1girl, :d, black jacket, blue eyes, blurry, blurry background, blush, bow, bowtie, brown hair, closed mouth, collared shirt, happy birthday, headphones, jacket, light particles, microphone, open mouth, red bow, red bowtie, shirt, side ponytail, smile, solo, star (symbol), striped bow, striped bowtie, striped clothes, studio microphone, tongue, triangle, white shirt