Player Embed Code: Download Embed Share Yama Sakura 67 in Full Swing AFN Pacific Dec. 10, 2014 | 1:44 The objective of Yama Sakura 67 is to train U.S. and Japanese ground forces to defend Japan and increase interoperability between these two nations. Lieutenant General Stephen Lanza, the commanding general of U.S. Army First Corps, talks about why he feels this exercise is important.