Beautiful Japanese woman in floral yukata at ryokan 1/1

TITLE: Ryokan Open-Air Bath — Looking Back in Floral Yukata IDENTITY LOCK: None. STYLE: Ultra-realistic photorealism. Authentic handheld iPhone 16 Pro photography. Casual Instagram-style Japanese ryokan travel photo. Natural HDR with minimal retouching. Authentic skin texture. SUBJECT: Beautiful Japanese woman in her early 20s. Dark brown hair in a casual low messy bun. Soft wispy bangs. Large dark brown eyes. Natural makeup. Healthy fair skin. BODY: Slender feminine hourglass figure. Slim waist. Natural feminine curves. Realistic anatomy. Visible natural shoulder blades and subtle spine line. OUTFIT: Vivid purple, lavender, and pink floral yukata. The yukata is lowered well below the shoulders and gathered around the forearms, waist, and hips. Her entire back is uncovered. No frontal nudity visible. SCENE / ENVIRONMENT: Traditional Japanese ryokan private open-air bath. Dark wooden structure, bamboo blinds, bamboo plants, stone bath, and natural greenery. POSE / EXPRESSION: Standing with her back toward the camera. Torso remains mostly facing away. Only her head turns gently over her left shoulder. Mostly side-profile face. Calm natural expression. CAMERA: Vertical 3:4 composition. Close rear three-quarter view. Camera slightly behind and to her right. Framing from head to below the hips. Her bare back occupies most of the center of the image. Natural handheld smartphone perspective. LIGHTING: Soft diffused natural daylight. DETAILS: Natural hair strands. Realistic skin and floral fabric texture. Natural folds in the lowered yukata. NEGATIVE / CONSTRAINTS: No frontal nudity. No visible breasts or nipples. No exaggerated pose. No CGI. No illustration. No anime. No plastic skin. No text or watermark. No malformed anatomy or extra limbs.