1girl, aqua eyes, aqua hair, black background, black headwear, blouse, bow, bright pupils, buttons, closed mouth, diamond button, eyeball, frilled shirt collar, frilled sleeves, frills, hat, hat bow, hat ribbon, heart, heart of string, koishi day, long sleeves, looking at viewer, medium hair, ribbon, shirt, smile, solo, third eye, upper body, wavy hair, wide sleeves, yellow bow, yellow ribbon, yellow shirt