Ninomiya, Japan offers 1 beach perfect for sunbathing, surfing, swimming, and more. Ninomiya is known for its scenic Azumayama Park, which offers panoramic views of Mount Fuji and seasonal flower displays. The best time to travel to Ninomiya, 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!