absurdres ass bangs bare_arms black_eyes blue_hair blue_ribbon blush breasts brown_eyes brown_hair cait chair closed_mouth collarbone eyebrows_visible_through_hair fingernails hair_between_eyes hair_bun hair_ornament hair_ribbon hair_tie half-closed_eyes highres idolmaster idolmaster_cinderella_girls idolmaster_cinderella_girls_starlight_stage inflatable_raft large_breasts long_fingernails long_hair looking_at_viewer lounge_chair low_ponytail lying multiple_girls night nipples nitta_minami nude on_stomach open_mouth outdoors paid_reward palm_tree patreon_reward pool ribbon sagisawa_fumika shiny shiny_skin sidelocks smile sparkle take_your_pick tree