2girls, ahoge, bare_arms, bare_legs, belt, between_legs, black_hair, black_skirt, blush, brown_eyes, free_palet, hair_ornament, hairclip, hand_between_legs, hand_on_another's_chin, incest, long_hair, looking_at_another, male-female_symbol, matching_outfits, multicolored_hair, multiple_girls, no_shoes, onii-chan_wa_oshimai!, open_mouth, oyama_mahiro, oyama_mihari, pink_hair, puffy_short_sleeves, puffy_sleeves, purple_hair, purple_shirt, shirt, short_sleeves, siblings, simple_background, sisters, sitting, skirt, socks, streaked_hair, twintails, two-tone_hair, white_background, white_socks, yuri