special week (hopp'n happy heart) (umamusume), special week (umamusume), umamusume, absurdres, highres, 1girl, animal ears, bare shoulders, bead necklace, beads, bikini, bikini skirt, blush, breasts, brown hair, cleavage, closed mouth, collarbone, dotoro474, ear flower, flower, hair flower, hair ornament, horse ears, horse girl, jewelry, large breasts, looking at viewer, multicolored hair, navel, necklace, official alternate costume, orange bikini, plaid bikini, plaid clothes, purple eyes, short hair, simple background, smile, stomach, swimsuit, white hair