saiko (saikoart), rosalina, mario (series), nintendo, absurdres, highres, 1girl, bare shoulders, barefoot, blonde hair, blue dress, blue eyes, blush, brooch, crown, dress, earrings, full body, hair over one eye, hands on own chest, jewelry, long hair, long sleeves, looking at viewer, off-shoulder dress, off shoulder, purple nails, seiza, sitting, smile, solo, star (symbol), star brooch, star earrings, thighs