2girls, ahoge, artist_name, barefoot, camisole, chito_(shoujo_shuumatsu_ryokou), greyscale, holding_another's_hair, kneeling, long_hair, low_twintails, mitou_kana, monochrome, multiple_girls, shoujo_shuumatsu_ryokou, sitting, sketch, twintails, yuri, yuuri_(shoujo_shuumatsu_ryokou)