1boy 1girl bad_id bad_twitter_id blush brown_eyes brown_hair faceless faceless_male hairband heart hetero implied_sex jyuu looking_at_another low_twintails lowres matsuno_jyushimatsu nude one_eye_closed osomatsu-kun osomatsu-san short_twintails simple_background sweat tan_background twintails upper_body yowai_totoko