2girls, akari_(princess_connect!), akari_(real)_(princess_connect!), blue_eyes, blue_shirt, blush, brown_footwear, condom_box, looking_at_another, multiple_girls, musical_note, okamoto_condoms, princess_connect!, sailor_collar, school_uniform, serafuku, shirt, shoes, short_hair, siblings, simple_background, sisters, skirt, speech_bubble, squatting, twins, twintails, very_short_hair, white_background, white_skirt, yori_(princess_connect!), yori_(real)_(princess_connect!), yue_(show-ei)