koutaro, himuro rikka, hinata hanabi, tropical kiss, highres, official art, photoshop (medium), 2girls, between breasts, blue eyes, blue hair, blush, bow, breast press, breasts, choker, cleavage, content rating, crop top, drink, drinking straw, hair bow, holding hands, interlocked fingers, medium breasts, melon soda, midriff, multiple girls, o-ring, o-ring top, pink hair, ponytail, red eyes, symmetrical docking, waitress, wrist cuffs