Takahagi, Japan offers 1 beach perfect for sunbathing, surfing, swimming, and more. Takahagi is known for the Takahagi Castle Ruins and the scenic beauty of the Kuji River. The best time to travel to Takahagi, Japan, is in late spring (May), when the average air temperature is around 18°C (64°F) and the average 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!