2girls ball bandages_around_chest beachball black_hair blue_hair bracelet breasts bug butterfly cleavage diving_goggles highres insect jewelry large_breasts long_hair mio_(tsuki_ga_michibiku_isekai_douchuu) multiple_girls official_art red_eyes short_hair smile sunglasses sunglasses_on_head swimsuit tomoe_(tsuki_ga_michibiku_isekai_douchuu) tsuki_ga_michibiku_isekai_douchuu water yellow_eyes

1boy 2girls ^^^ all_fours animal_ears barefoot bird black_hair brother_and_sister cat_ears cat_tail crab diving_goggles diving_mask dog_ears goggles ike_(altitude_attitude) innertube koma_(neko_musume_michikusa_nikki) komainu kurona_(neko_musume_michikusa_nikki) multiple_girls neko_musume_michikusa_nikki one-piece_swimsuit pond shishimaru_(neko_musume_michikusa_nikki) siblings spiral_hair stone swim_ring

1girl absurdres black_hair bodysuit reference_sheet diving_goggles diving_suit green_eyes highres kuroki_tomoko scuba scuba_gear scuba_tank sea_urchin shoxxe the-sakura-samurai underwater watashi_ga_motenai_no_wa_dou_kangaetemo_omaera_ga_warui! wetsuit

abalone absurdres artist_request barefoot blue_hair diving_goggles diving_mask dutch_angle game_cg highres hirano_katsuyuki holding japanese_clothes looking_at_viewer love_application open_mouth outstretched_hand purple_eyes see-through takigawa_aoi teeth toes touch_shiyo! violet_eyes water wet

3girls all_fours animal_ears barefoot bird black_hair cat_ears cat_tail crab diving_goggles diving_mask dog_ears ike_(altitude_attitude) koma_(neko_musume_michikusa_nikki) kurona_(neko_musume_michikusa_nikki) multiple_girls neko_musume_michikusa_nikki one-piece_swimsuit pond shishimaru_(neko_musume_michikusa_nikki) stone stones swimming swimsuit tail tengu_(neko_musume_michikusa_nikki) top-down_bottom-up tube water yellow_eyes