matsuo yukihiro, sakihata rimi, chaos;head, science adventure, game cg, non-web source, official art, 1girl, antenna hair, bow, bow choker, breasts, choker, choket, dress, hand on own hip, hand up, head tilt, lace, lace-trimmed dress, lace trim, looking at viewer, one side up, open mouth, pink eyes, pink hair, ribbon choker, salute, serious, small breasts, solo, sprite, sundress, transparent background, v-shaped eyebrows, white choker, white dress