(Best-quality, Masterpiece, Ultra-High-Resolution, (Photorealistic

(Best-quality, Masterpiece, Ultra-High-Resolution, (Photorealistic:1.9), Raw Photo, depth of field, professional lighting, perfect anatomies, extremely details), ((3girls, all 15-years-old, the most famous Japanese idols, at Japanese natural hot spring, all innocent smiles)), ((all extremely cute faces like the most popular Japanese idols)), (all different hairstyles, all extremely beautiful hair), all wearing different swimwears with cute-design, all different breast sizes, (((all extremely cute and extremely big eyes))), (all extremely beautiful skins), all extremely cute long-eyelashes and extremely cute lips, detailed Japanese-natural-hot-spring

illustration, 3d, sepia, painting, cartoons, sketch, (worst quality:2), ((monochrome)), ((grayscale:1.2)), (backlight:1.2), analog, analogphoto, bad anatomies, bad hands, collapsed eyeshadow, freckles, signature, logo