nagusa (blue archive), nagusa (swimsuit) (blue archive), blue archive, game asset, highres, non-web source, official art, self-datamine, 1girl, arms behind back, ass, beach, beach volleyball, bent over, bikini, blue sky, blush, braid, breasts, cloud, colored eyelashes, cowboy shot, cumulonimbus cloud, day, from behind, from side, hair hanging down, hair ornament, halo, horizon, leaning forward, long hair, looking at viewer, looking back, no haori, ocean, official alternate costume, outdoors, palm tree, ring of light (blue archive), sand, side braid, sky, small breasts, snowflake hair ornament, snowflake halo, solo, swimsuit, tree, v, very long hair, volleyball (sport), volleyball net, water, waves, white bikini, white eyes, white hair, white halo