Comfortable Accommodations POROTO HOUSE - Vacation STAY 19169 in Ōnuma offers a holiday home with two bedrooms. Guests enjoy free WiFi and free on-site private parking. Modern Amenities The property features air-conditioning, a washing machine, a private bathroom, a fully equipped kitchen, and a TV. Additional amenities include a hairdryer, refrigerator, microwave, and kitchenware. Nearby Attractions Onuma Quasi-National Park is an 8-minute walk away, while Onuma Park lies less than 0.6 mi from the property. Other attractions include Goryokaku Park (16 mi) and Mount Iou (19 mi). Hakodate Airport is 21 mi distant.