Japanese quake/tsunami disaster
as reported on http://www.asahi.com/special/10005/TKY201103110818.html
"..According to the Ministry of Defense, the quake in the air self-defense force Pine Island Station (Miyagi), submerged T-4 trainer, U125 rescue search plane (10 aircraft), as well as 18 F-2 fighters. Ministry officials said " some might be unusable in some cases, considerable has been caused by the seawater. The F2 is roughly 12 billion yen per unit..".