Get a dose of vitamin D at Katakai Beach. After you've worked on your tan, hang around and watch the sky change color as the sun fades away.
You'll soon learn why this Kujukuri stretch of coastline is visited by many travelers. If you're searching for more to explore, Hasunuma Ocean Park, Gosho Shrine, and Lake Hakkaku are in the area as well. They won't take very long to get to from Katakai Beach.