1girl, arm_support, barkhorn0331, bikini, blonde_hair, breasts, collarbone, green_eyes, grin, hat, heanna_sumire, large_breasts, legs, light_blush, long_hair, looking_at_viewer, love_live!, love_live!_superstar!!, navel, on_floor, red_bikini, red_headwear, santa_bikini, santa_hat, sitting, smile, solo, stomach, sweat, sweatdrop, swimsuit, thighs, v-shaped_eyebrows, white_background