1boy, 1girl, accelerator_(toaru_majutsu_no_index), adjusting_eyewear, age_difference, ahoge, albino, bare_legs, beach, black_choker, blue_one-piece_swimsuit, blurry, blurry_background, brown_eyes, brown_hair, can, canned_coffee, casual_one-piece_swimsuit, checkered_clothes, checkered_swimsuit, child, choker, closed_mouth, dappled_sunlight, electrodes, frown, grey_male_swimwear, hand_on_own_face, hand_up, holding, holding_can, holding_water_gun, hood, hoodie, knees_together_feet_apart, knees_up, last_order_(toaru_majutsu_no_index), looking_at_viewer, male_swimwear, medium_hair, one-piece_swimsuit, open_mouth, outdoors, red_eyes, reimei_(1988), sand, sanpaku, short_hair, sitting, smile, sunglasses, sunlight, swimsuit, toaru_majutsu_no_index, tree, water_gun, waves, white_background, white_hair, white_hoodie