1. to hospitalize under suspicious circumstances
2. to make disappear from public view at times when behavior has been an embarrassment
Example: "I don't want to jump to conclusions...but it looks as though they've Abe'ed Nakagawa this morning."
The report from Reuters is here.
The Sankei Online has the more complete report, saying that Nakagawa
As for the above definition, I am referring, of course, to this.