Shimokitayama, Japan offers 1 beach perfect for sunbathing, surfing, swimming, and more. Shimokitayama, Kansai, Japan, is known for the Dorokyo Gorge and its scenic river cruises. The best time to travel to Shimokitayama, Japan, is in May when the average air temperature is around 20°C (68°F) and the water temperature is approximately 18°C (64°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!