"The success rate of 95% of the H-2A is on a par with 96.4 percent for the Atlas V of the United States and 94.9 percent for the European Ariane 5"
The much smaller Japanese Mu series is a solid space launcher and provides a much better technology base for missiles. http://en.wikipedia.org/wiki/Mu_%28rocket%29
"The success rate of 95% of the H-2A is on a par with 96.4 percent for the Atlas V of the United States and 94.9 percent for the European Ariane 5"