Sadly it's true , Johnny & Associates has released a statement confirming this
http://www.oricon.co.jp/news/2065233/full/?ref_cd=tw
I'm not a big SMAP fan but this still comes as a big shock . And for only Kimura Takuya to remind in the agency after the other 4 leaves with their longtime manager , I think a really big fall out must have happened behind the scenes
If not something drastic like this will not take place
Curtain falls on a Johnnys group sigh