(((masterpiece))), (((best quality))), ((ultra-detailed)), (illustration), (detailed light), ((an extremely delicate and beautiful)),((hull body)),((beautiful detailed eyes)),(summer)(sunlight),((white school uniform)), (short sleeve),(clothes flutter),(black hair),(short hair),(blue eyes),(smile gently),((swimming under water)),(bubbles in water),(shimmering water),(tropical fish swimming back ground) ，beautiful detail face，detail eye，大量光粒子，fish