ikuhashi muiko, senomiya akiho, yashio kaito, robotics;notes, science adventure, 1boy, 1girl, blazer, blue jacket, blue sailor collar, blush, brown eyes, brown hair, bubble, buttons, chuo tanegashima high school uniform, couple, eye contact, from side, hands on another's face, hetero, imminent kiss, jacket, long hair, long sleeves, looking at another, open clothes, open collar, open jacket, open mouth, ponytail, profile, red eyes, red hair, red shirt, sailor collar, school uniform, shirt, short hair, smile, tongue, underwater, upper body, winter uniform