2girls arm_support blue_archive blue_eyes blush breasts closed_mouth collarbone halo highres large_breasts light_blush light_particles long_hair looking_at_viewer multiple_girls naked_towel noa_(blue_archive) onsen open_mouth partially_submerged purple_eyes purple_hair shiitake_taishi sitting smile towel water white_hair white_towel yuuka_(blue_archive)