Koshuyokujo Ikoi Hot Spring's Annex Sakuradai is ideal for families, offering spacious traditional Japanese rooms with private outdoor baths and a 3-minute walk to the main onsen. Surrounded by ancient forest, guests enjoy serene mornings with birdsong and clear night skies. The inn serves complimentary local farm-to-table dinners, featuring wild mountain vegetables and fresh catch from nearby streams. For best availability, book via the HopeGoo app.

Within a 10-minute walk from Koshuyokujo Ikoi Hot Spring, you’ll find the Totsukawa Ravine Trail, showcasing crystal-clear streams and dramatic cliff formations. Just 5 more minutes leads to Senbon Sugi Forest, a dense stand of ancient cedars perfect for photography and quiet reflection. The inn provides a free guidebook detailing eco-trails rich in native ferns and seasonal blooms. Visit during early morning or dusk for the most tranquil experience among nature’s embrace.

Guests at Koshuyokujo Ikoi Hot Spring can indulge in the Stargazing Onsen Experience, where a secluded open-air bath opens after 10 PM under pristine night skies. There’s also the Forest Therapy Pool, infused with mineral-rich waters and aromatic cedar air. Every Wednesday features a Local Herbal Soak Day, using wild medicinal herbs gathered from Totsukawa Village, guided by experienced practitioners. All activities are included in your stay—reserve your spot through the HopeGoo app for guaranteed access.