Offering air-conditioned rooms in the Shimoda Onsen district of Amakusa, Boyokaku is 7 miles from Rinsen Hot Spring. Providing a restaurant, the property also has pool with a view, a sauna, and a hot spring bath. There's a sun terrace and guests can make use of free Wifi, free private parking, and an electric vehicle charging station. Every room includes a kettle, a flat-screen TV, and a safety deposit box, while selected rooms are equipped with a balcony and some have sea views. At the ryokan, every unit includes bed linen and towels. There is a coffee shop, and a mini-market is also available. The ryokan is located in a geothermal area, with a number of hot springs for guests to relax in. The area is popular for cycling, and free use of bicycles is available at this 3-star ryokan. Kids pool is also available at the ryokan, while guests can also relax in the garden. Oe Tenshudo Church is 8 miles from Boyokaku, while Sakitsu Catholic Church is 11 miles away. Amakusa Airport is 16 miles from the property.