Ogasawara, Japan offers 9 beaches perfect for sunbathing, surfing, swimming, and more. Ogasawara is known for the Ogasawara Islands, a UNESCO World Heritage Site, while Kyushu is famous for Mount Aso and the city of Nagasaki. The best time to travel to Ogasawara, Japan, is from May to July, with average air temperatures around 25°C (77°F) and water temperatures around 24°C (75°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!