From her Wikipedia entry: Shiraishi married on September 6, 2012 [4], but divorced in 2013.[5]
In the 5 link: "It's far too soon after my marriage announcement, and I am filled with feelings of apology towards all the people who gave me words of congratulations. I am truly thankful that I was called by many programs to appear on them when I was married.
About what's to come in the future… I think I'll go back and forth between various things, and I'd like to enjoy some fun doing work while being true to myself!"
Updated
Congratulations on your marriage!So happy...But in the original, she (omitted)Give me the bouquet!To Shiraishi Ryouko-san, who played Takanashi Kazue...Sorry for putting you in character.