The New York Times reports that the Japanese education minister, Hakubun Shimomura, announced this scholarship scheme while in Washington, DC recently. The 5 May 2013 New York Times article was written by Miki Tanikawa, and is pasted below.
LL.M. Roadmap contains information about non-degree opportunities for international students in the U.S. Thus, a foreign lawyer, law professor, judge or other student could come to the U.S. for short periods to learn about law and gain practical experience. Some short term courses or opportunities can last just a few days or a week, or can last one or more months, but be less than the 10 months needed for most residential LL.M. programs in the U.S.
For LL.M. Roadmap information about short term law study in the U.S., click here.
For the New York Times article about the Japan scheme for short term law study in the U.S., click here (and see below).