alien alternate_costume arm_blade armor blade bodysuit copyright_name crossover diving diving_helmet diving_mask diving_regulator diving_suit doom_(series) doom_eternal doomguy energy_blade energy_sword goggles gun helmet highres knife male_focus nate_welch power_armor power_suit science_fiction scuba scuba_gear soldier subnautica sword weapon  1girl 2boys :d ^_^ bare_legs barefoot barry_(pokemon) black_hair blonde_hair blue_eyes blue_hair cherry closed_eyes finneon fishing_rod food fruit gelatin goggles hair_ornament half_updo heart heart_of_string hikari_(pokemon) holding holding_fishing_rod katiko long_hair lucas_(pokemon) lumineon male_swimwear multiple_boys open_mouth oversized_food oversized_object pink_background piplup pokemon pokemon_(creature) pokemon_(game) pokemon_dppt riolu scuba short_hair smile spoon standing star_(symbol) swim_trunks whipped_cream  blue_archive blue_eyes bodysuit book border diving_mask diving_mask_on_head diving_regulator diving_suit flippers goggles goggles_on_head halo highres looking_at_viewer navel oxygen_tank purple_hair saki_(blue_archive) scuba scuba_gear scuba_tank short_hair snorkel sorakuu wetsuit  1girl assault_rifle black_eyes black_gloves black_swimsuit bodysuit brown_hair diving_regulator diving_suit fingerless_gloves gloves goggles gun highres long_hair one-piece_swimsuit original perfect_han rifle scuba scuba_gear solo swimsuit weapon wetsuit  1boy 1girl 1other absurdres blue_eyes blue_theme closed_mouth dark fingernails floating gills gloating hair_between_eyes hand_on_headwear hat highres holding light_blue_eyes lim_donghyun long_hair looking_at_another monster open_mouth original scuba scuba_gear scuba_tank sharp_teeth size_difference sketch smile solo_focus submerged swimming teeth witch witch_hat  1girl 2others air_bubble black_hair blue_skin blue_theme breasts bubble colored_skin english_commentary fish giant giantess gills hammerhead_shark head_fins highres long_hair mermaid monster_girl multiple_others navel no_nipples ocean original scuba scuba_gear shark size_difference small_breasts solo_focus submerged swimming underwater vashperado webbed_hands  1girl air_bubble arms_up barefoot blush bubble closed_eyes eyebrows_visible_through_hair grey_background greyscale hair_between_eyes hatching_(texture) highres long_hair lying monochrome multiple_views on_back original popman3580 scuba scuba_gear scuba_tank short_eyebrows simple_background sketch squatting  absurdres ahoge artoria_pendragon_(fate) baseball_cap blonde_hair blue_bodysuit blue_headwear bodysuit commission dirty dirty_clothes dirty_face diving_regulator diving_suit fate/grand_order fate_(series) green_eyes hair_through_headwear hat highres kosei_makino mud mysterious_heroine_xx_(fate) one_eye_closed scuba scuba_gear scuba_tank skin_tight snorkel stuck wet_and_messy wetland wetsuit  1girl absurdres ailu_elf animal_ears ass_visible_through_thighs black_leotard black_swimsuit bodysuit borrowed_design breasts brown_hair clothes_writing collared_shirt commentary_request covered_navel cowboy_shot diving_regulator english_text goggles highleg highleg_leotard highleg_swimsuit highres imaizumi_kagerou knife leg_strap leotard long_hair looking_at_viewer medium_breasts outstretched_arms purple_leotard purple_swimsuit red_eyes scuba scuba_tank shirt skin_tight skindentation swimsuit tail thigh_strap thighs touhou underwater very_long_hair wetsuit wolf_ears wolf_girl wolf_tail  1girl animal_ears bang bare_arms bare_shoulders bikini breasts collarbone floppy_ears goggles hand_up highres hisae_(hisae_collect) long_hair navel purple_hair rabbit_ears red_eyes reisen_udongein_inaba scuba scuba_gear side-tie_bikini solo stomach swimsuit thigh-highs thighs touhou underwater v white_bikini white_legwear white_swimsuit white_thighhighs  5boys blue_eyes diving_mask diving_regulator flattop flippers gakuran goggles grey_hair hat highres jean_pierre_polnareff jojo_no_kimyou_na_bouken joseph_joestar joseph_joestar_(old) kakyoin_noriaki kujo_jotaro long_coat mohammed_avdol multiple_boys oxygen_tank school_uniform scuba scuba_gear scuba_tank sempon_(doppio_note) stardust_crusaders underwater water  1girl 6+boys blue_eyes diving_mask diving_regulator flattop flippers forehead_jewel gakuran goggles grey_hair hat high_priestess_(stand) highres jean_pierre_polnareff jojo_no_kimyou_na_bouken joseph_joestar joseph_joestar_(old) kakyoin_noriaki kujo_jotaro long_coat midler mohammed_avdol multiple_boys oxygen_tank pasties purple_hair school_uniform scuba scuba_gear scuba_tank sempon_(doppio_note) star_pasties stardust_crusaders teeth underwater water  1girl 1other blue_skin breasts colored_skin diving_mask goggles jellyfish_girl letterboxed monster_girl mullmull02 nude original oxygen_tank scuba swimming tentacles underwater  1other air_bubble animal blue_theme bubble building fish highres immersed jellyfish original oversized_animal ruins rust scenery scuba scuba_gear scuba_tank sharp_teeth sinsin08051 submerged swimming teeth underwear water  1boy 1girl @_@ absurdres animal artist_name bird black_eyes blue_background blue_hair breasts bubble commentary english_commentary english_text flippers full_body fur gradient_hair grey_hair highres holding holding_animal medium_breasts mermaid monster_girl multicolored_hair navel open_mouth original oxygen_tank penguin rick_steubens scuba scuba_tank seeing_stars sharp_teeth short_hair teeth thick_eyebrows underwear  air_bubble ambiguous_gender awoino blue_sky bubble clouds cloudy_sky dawn diving diving_regulator dutch_angle field flippers gradient herbarium lamppost night night_sky original oversized_object scenery scuba scuba_tank shooting_star sky solo submerged sunlight sunset surreal telescope test_tube traditional_media twilight upside-down  1girl absurdres arms_at_sides black_hair blue_eyes bodysuit bubble character_name commentary_request diving_mask diving_regulator english_text eyebrows_visible_through_hair full_body goggles harness highres ibis1 looking_at_viewer monofin nagika_umino_(ibis1) ocean original scuba scuba_gear short_hair_with_long_locks solo submerged underwater upside-down wetsuit  1girl ahoge black_hair blue_eyes bodysuit bubble character_name commentary_request diving_mask diving_regulator eyebrows_visible_through_hair full_body goggles highres ibis1 looking_at_viewer monofin nagika_umino_(ibis1) original oxygen_tank scuba scuba_gear short_hair_with_long_locks solo submerged underwater wetsuit  1boy 1girl belt black_bodysuit black_hair blue_bodysuit blue_theme bob_cut bodysuit boots brown_hair bubble diving_mask goggles goggles_on_eyes grabbing hanging_on hose imminent_hand_holding original pipe reaching_out red_bodysuit science_fiction scuba scuba_gear scuba_tank short_hair snorkel swimming two-tone_bodysuit underwater unno_hotaru wetsuit worried  1990s_(style) 2girls absurdres arm_behind_head arm_up black_border blue_eyes bodysuit border character_name clothes_writing day diving_helmet diving_mask diving_mask_on_head diving_regulator fujishima_kousuke gloves goggles goggles_on_head green_eyes helmet highres kobayakawa_miyuki leaning_forward looking_at_viewer looking_up multiple_girls official_art outdoors outside_border retro_artstyle scan scuba scuba_gear scuba_tank tsujimoto_natsumi wading water wet wetsuit you're_under_arrest  1girl air_bubble blue_eyes blue_hair breasts bubble coral_reef diving_mask diving_regulator fish flippers goggles hair_bobbles hair_ornament highres kawashiro_nitori light_rays rise_(rise19851203) school_of_fish scuba scuba_gear scuba_tank solo sunbeam sunlight touhou tropical_fish two_side_up underwater underwear wetsuit  2girls ahoge aqua_eyes aqua_hair aqua_nails arm_rest chibi_miku_(mayo_riyo) commentary day food from_behind grin hair_ribbon hatsune_miku holding holding_food innertube long_hair looking_back mayo_riyo minigirl multiple_girls nail_polish one-piece_swimsuit outdoors polka_dot_innertube popsicle ribbon rock scuba sitting smile spring_onion striped striped_ribbon swimsuit twintails two-tone_swimsuit very_long_hair vocaloid  1girl black_bodysuit bodysuit chair diving_mask diving_regulator diving_suit dolphin door fish flippers floating goggles hebitsukai highres indoors octopus original pink_hair ponytail scuba scuba_gear scuba_tank solo turtle underwater wide_shot  1girl air_bubble bikini black_bikini black_hair black_legwear bubble commentary_request cowboy_shot diving_mask diving_regulator hat highres looking_at_viewer ougi_hina pom_pom_(clothes) red_eyes scuba scuba_tank shameimaru_aya side-tie_bikini solo swimsuit thigh-highs tokin_hat touhou underwater  3girls air_bubble arnest bangs black_hair blonde_hair blue_eyes breasts bubble closed_eyes commission diving_mask diving_regulator drill_hair eyebrows_visible_through_hair fairy_wings flippers long_hair looking_at_viewer luna_child medium_breasts medium_hair multiple_girls orange_hair red_eyes scuba scuba_gear scuba_tank skeb_commission star_sapphire sunny_milk touhou underwater v wetsuit wings  2girls air_bubble animal_ears bird_wings black_eyes black_hair black_wings bow braid bubble cat_ears cat_tail commentary_request coral day diving diving_mask diving_regulator diving_suit extra_ears fish flippers full_body hair_bow kaenbyou_rin long_hair looking_at_another multiple_girls multiple_tails nekomata outdoors pointy_ears red_eyes redhead reiuji_utsuho scuba scuba_gear scuba_tank spread_wings submerged sunyup swimming tail touhou turtle twin_braids two_tails underwater wetsuit wings  2girls air_bubble animal_ears arnest blue_hair brown_hair bubble closed_eyes diving_mask drill_hair flippers frilled_kimono frills green_kimono hands_clasped head_fins imaizumi_kagerou japanese_clothes kimono long_hair mermaid monster_girl multiple_girls obi own_hands_together red_eyes sash scuba scuba_gear scuba_tank smile tail touhou underwater wakasagihime wolf_ears wolf_tail  1girl 1other air_bubble animal asphyxiation blood blue_hair broken bubble closed_eyes closed_mouth commentary dancing diving diving_helmet diving_suit drowning english_commentary facing_another fish frilled_kimono frills green_kimono hand_on_another's_shoulder head_fins helmet highres holding_hands hose japanese_clothes kimono long_sleeves mermaid monster_girl naufaldreamer obi red_eyes sash scuba scuba_gear short_hair silhouette swimming touhou underwater wakasagihime wide_sleeves  2girls absurdres akari_(shichigatsu) blue_hair diving diving_mask diving_regulator diving_suit flashlight flippers green_hair highres long_hair multiple_girls original ruins scenery scuba scuba_gear scuba_tank shichigatsu short_hair sou_(shichigatsu) structure underwater  2girls air_bubble alice_margatroid arnest bangs blonde_hair blue_eyes breasts brown_eyes brown_hair bubble diving_mask_on_eyes diving_regulator flippers hair_tubes hakurei_reimu looking_at_viewer medium_breasts medium_hair multiple_girls scuba scuba_gear scuba_tank short_hair sidelocks touhou underwater wetsuit  1girl allenes alternate_costume azur_lane bangs bare_shoulders bird blonde_hair blue_eyes blunt_bangs blush breasts character_name chick closed_eyes closed_mouth copyright_name day eyebrows_visible_through_hair fish hands_up highres icarus_(azur_lane) index_finger_raised knees_together_feet_apart large_breasts light_smile long_hair looking_at_viewer manjuu_(azur_lane) multiple_views official_art one-piece_swimsuit one_eye_closed royal_navy_(emblem) scuba sunlight swimsuit thigh-highs thigh_gap thighs underwater very_long_hair water white_legwear white_swimsuit wide_hips  2girls :d amanchu! black_hair blue_eyes bodysuit bubble diving_mask diving_regulator dolphin flippers green_hair highres kohinata_hikari long_hair looking_at_viewer multiple_girls ooki_futaba open_mouth scuba scuba_gear scuba_tank short_hair smile swimsuit underwater wetsuit yellow_eyes yumecan_ayame  1girl bangs bodysuit bow breasts brown_hair bubble diving_mask diving_regulator flippers gloves hair_bow highres large_breasts long_hair looking_at_viewer minmin_(neko4339) original scuba scuba_gear skin_tight solo swimsuit water wetsuit yellow_eyes  1girl aquarium audience bodysuit bubble commentary_request diving_mask diving_mask_on_eyes diving_regulator fish flippers gloves goggles manta_ray mask original scuba scuba_gear scuba_tank short_hair solo stingray swimsuit translation_request underwater water wetsuit whale  1girl animal_ears bare_legs bare_shoulders barefoot bikini cheese fake_animal_ears feet food granblue_fantasy gundam00uc highres lifebuoy mouse mouse_ears one_eye_closed rat scuba scuba_gear short_hair silver_hair smile soles swimsuit toes vikala_(granblue_fantasy) water  1girl belt_pouch breasts diving_mask diving_mask_on_head diving_regulator diving_suit fang gauge gloves large_breasts looking_at_viewer mivit mole mole_under_eye monster_girl open_mouth original pouch scuba scuba_gear scuba_tank scylla smile solo yellow_eyes  1girl absurdres belt_pouch breasts diving_mask diving_mask_on_head diving_regulator diving_suit fang gauge gloves highres large_breasts looking_at_viewer mivit mole mole_under_eye monster_girl open_mouth original pouch scuba scuba_gear scuba_tank scylla smile solo tentacles yellow_eyes  1girl adjusting_headset adjusting_headwear artist_name blue_eyes blue_hair breasts briefcase closed_mouth diving_mask diving_mask_on_head diving_regulator diving_suit fins full_body headset highres looking_at_viewer medium_breasts mermaid mivit monster_girl original oxygen_tank scales scuba scuba_gear short_hair snap-fit_buckle solo watch watch wetsuit  absurdres air_bubble ambiguous_gender bubble fish greyscale highres jellyfish monochrome original scenery scuba scuba_gear scuba_tank starfish underwater usio_ueda  1girl air_bubble bubble coral_reef diving diving_mask_on_head diving_regulator fish flippers full_body green_eyes hand_up highres long_hair looking_at_viewer ocean original oxygen_tank scuba scuba_gear scuba_tank solo sunlight swimming swimsuit thigh-highs turtle underwater very_long_hair water white_hair white_legwear yoyayogurt