ikuhashi muiko, yashio kaito, robotics;notes, science adventure, 1boy, adam's apple, belt, black shirt, blue pants, blush, bouquet, collarbone, day, english text, flower, flying sweatdrops, happy birthday, head wreath, holding, holding bouquet, looking at viewer, lower teeth only, male focus, open mouth, outdoors, pants, pink shirt, red eyes, red hair, shirt, shirt under shirt, short hair, short sleeves, sky, smile, solo, spiked hair, t-shirt, teeth, tongue, upper body, white belt