2girls, 4koma, ^^^, bed, black_bow, blue_pajamas, bow, closed_eyes, comic, fever, hair_bow, hand_grab, haneoka_school_uniform, long_hair, long_sleeves, lying, multiple_girls, necktie, o_o, on_back, pajamas, purple_hair, red_eyes, red_hair, school_uniform, short_sleeves, siblings, sick, sidelocks, sisters, sitting, sparkle, striped, striped_pajamas, sweater_vest, towel, towel_on_head, twintails, under_covers