Highlights – 2-Day Retreat in Shinonsen Town1. Check in & Free TimeStay at Onyado Kotobuki, a cozy inn just 5 minutes from the hot spring streets. Relax in your room or explore local spots like Obaa Café and the Tochiizumi Geothermal Cave.2. Irori-style DinnerEnjoy a traditional irori kaiseki meal, featuring local seasonal ingredients cooked over a warm hearth.3. In-room Sleep TherapyUnwind with a gentle sleep therapy session by a professional therapist — a calming way to prepare for a restful n