1boy, 1girl, 4koma, animal_ear_fluff, animal_ears, artist_name, assertive_female, bad_pixiv_id, blue_archive, blush, brode, buttons, collared_shirt, comic, cross_hair_ornament, drooling, full-face_blush, greyscale, hair_ornament, heart, heart-shaped_pupils, hetero, jacket, kiss, medium_hair, mismatched_pupils, monochrome, no_halo, saliva, saliva_trail, school_uniform, sensei_(blue_archive), shiroko_(blue_archive), shirt, signature, speech_bubble, symbol-shaped_pupils, twitter_username, wolf_ears