1boy, 1girl, breasts, brown_eyes, brown_hair, frown, hair_behind_ear, hakuryou_high_school_uniform, head_tilt, jacket, kouzuki_yuuko, lab_coat, looking_at_viewer, medium_breasts, medium_hair, muv-luv, nervous, pink_hair, purple_eyes, purple_hair, sakurai_(skri_3527), school_uniform, shirogane_takeru, solo_focus, sweatdrop, twitter_username, white_jacket