1girl absurdres arm_behind_back bangs bare_legs black_shirt blue_archive blush buruma collarbone duplicate full_body halo highres looking_at_viewer nogami_(minamiituki) official_alternate_costume parted_bangs pixel-perfect_duplicate ponytail purple_eyes purple_hair running_track shirt shirt_tug solo sweat yuuka_(blue_archive) yuuka_(gym_uniform)_(blue_archive)