According to a tweet by the Baltimore Sun's Dan Connolly, the Baltimore Orioles are close to signing a deal with Tsuyoshi Wada.
#Orioles are closing in on a multi-year deal with FA Japanese LHP Tsuyoshi Wada, accrdng to a source. Deal not done yet, but getting there
Connolly also tweets that the Orioles are still interested in Wei-Ying Chen:
Recap: #Orioles closing in on signing LHP Tsuyoshi Wada, 30. Not done but could happen soon. Also club still interested in LHP Chen Wei-Yin
There is also a blog post on the subject by Connolly here.
Thanks to Carter for the heads up.