Matsushige, Japan offers 1 beach perfect for sunbathing, surfing, swimming, and more. Rincon del Mar is known for its beautiful beaches and proximity to the San Bernardo Archipelago. The best time to travel to Matsushige, Japan, is in April when the average air temperature is around 15°C (59°F) and the water temperature is approximately 16°C (61°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!