Texas Rangers right-hander Yu Darvish is dating four-time former wrestling world champion Seiko Yamamoto, he revealed Tuesday on Twitter.

With a photo of the pair smiling in an embrace, Darvish, 28, tweets: "The two of us discussed this, and we decided to date openly."

Yamamoto, 34, who failed to earn a berth for the 2012 London Olympics, is currently working as a coach for the United States national wrestling team.