– US gov’t map shows radioactive particles took direct route to Tokyo after Reactor No. 3 exploded (ENENews, May 23, 2012):
Overview of NARAC Modeling During the Response to the Fukushima Dai-ichi Nuclear Power Plant Emergency
National Atmospheric Release Advisory Center
Gayle Sugiyama and John Nasstrom
Feb. 24, 2012Page 25, Time series extracted from particle animation
Fukushima Release, March 14, 2011 at 9:00p UTC (Explosion at Reactor No. 3 happened earlier in the day)