1girl absurdres bangs blonde_hair blue_eyes blush breasts daidai_gege fins fish head_fins highres jewelry long_hair looking_at_viewer medium_breasts mermaid monster_girl navel original seaweed solo sperm_whale underwater water whale  1other animal_head armor breastplate commentary english_commentary greyscale highres holding holding_weapon impaled inktober monochrome monster no_humans original pauldrons shoulder_armor simple_background solo sperm_whale standing vambraces weapon white_background y_naf  1other animal arizuka_(13033303) clouds cloudy_sky day dog facing_away fish floating flying_whale from_behind horizon light_rays ocean original outdoors pixiv_id scenery short_hair sky sperm_whale standing whale wide_shot  1girl artist_name bag bibido bicycle black_hair blue_skirt blue_whale brown_footwear clouds dolphin fish flying_fish flying_whale ground_vehicle handbag highres long_sleeves looking_afar orca original railing roadblock school_uniform serafuku shirt short_hair skirt sperm_whale traffic_cone utility_pole whale white_shirt