Japanese woman, mid-20s, hair pulled up with loose strands, simple black triangle bikini, lying on a beach bed under palm trees at a tropical resort, propped up on elbows with upper body raised looking at the camera, dappled sunlight creating a mottled pattern on the skin, fresh morning light, background is blurred turquoise sea, 9:16 vertical composition, natural compression with medium telephoto, contrast between skin translucency and palm leaf shadow, photorealistic.