sensei, doodle sensei, and seia (blue archive and 1 more) drawn by soup-dumpling

1boy 1girl :d ^^ animal_ears animated audible_music audible_speech bilibili_username blonde_hair blue_archive clapping closed_eyes covered_navel doodle_sensei(blue_archive) fox_ears fox_tail halo highleg highleg_one-piece_swimsuit highres kokoro_yohou_(vocaloid) long_hair lyrics official_alternate_costume one-piece_swimsuit one_side_up orange-tinted_eyewear seia_(blue_archive) seia_(swimsuit)(blue_archive) sensei(blue_archive) smile sound soup-dumpling sunglasses swimsuit tail tinted_eyewear video white_one-piece_swimsuit yellow_background yellow_halo