3boys aqua_hair ashinomoto beach blazer crab ensemble_stars! green_neckwear hakaze_kaoru jacket kanzaki_souma leaning_forward looking_at_another looking_down male_focus multiple_boys necktie ocean open_clothes open_jacket pants plaid plaid_pants ponytail purple_hair school_uniform shinkai_kanata squatting yumenosaki_school_uniform
2boys aqua_hair ashinomoto bangs blonde_hair blue_hair book chair closed_mouth collared_shirt day dog_tags dress_shirt ensemble_stars! fish_tank hair_between_eyes hakaze_kaoru head_rest indoors light_smile long_hair long_sleeves looking_down male_focus mechanical_pencil medium_hair multiple_boys necktie open_book parted_lips pencil repairing robot screwdriver shinkai_kanata shirt sleeves_folded_up table undershirt upper_body white_shirt