Toyoura, Japan offers 3 beaches perfect for sunbathing, surfing, swimming, and more. Toyoura, Hokkaido, Japan, is known for its hot springs and scenic views of Lake Toya. The best time to travel to Toyoura, Japan, is from late June to early September, with average air temperatures around 20-25°C (68-77°F) and water temperatures approximately 18-22°C (64-72°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!