Rays Sign Dan Johnson

The Rays signed first baseman Dan Johnson to a one-year, Major League deal worth $500K, writes Marc Topkin of the St. Petersburg Times.  The Rays sold Johnson's rights to the Yokohama BayStars about a year ago, and the 30-year-old hit .215/.330/.462 in 382 plate appearances in Japan in 2009.  He's got a career line of .248/.343/.420.  Most his big league time came with the A's from 2005-07.