The Japan RV Association is promoting 'RV Parks' as dedicated, paid overnight facilities for motorhome and camper van users, addressing safety concerns and parking restrictions at general rest areas. A specific park, RV Park Camping Car BASE Atelier41 in Izu City, Shizuoka Prefecture, offers 11 sites ranging from 90 to 150 square meters, with amenities including 24-hour toilets, 100V power, and free hot showers for 3,500 yen per vehicle per night.