Japanese Onsen Ryokan Portrait

35mm film photography, warm vintage Japanese onsen ryokan aesthetic, soft ambient wooden lantern lighting mixed with gentle natural window light, subtle film grain, gentle color shift, high atmosphere editorial style, intimate medium shot, early 20s woman with ultra-realistic delicate refined features, seductive almond-shaped fox eyes with natural double eyelids, flawless porcelain skin with warm ivory undertone, visible subtle skin texture, soft natural makeup with dewy glow, long dark hair tied in a loose low bun with some messy strands falling around face, wearing a loose white yukata deliberately slipped off one shoulder, warm wooden interior with paper sliding doors and distant steaming hot spring in soft focus, authentic vintage film color grading with warm tones, no plastic skin, no watermark, no text, authentic 35mm film Japanese onsen ryokan atmosphere