Similar to SIDSPACE
IGBT
IOC
ISMS
ISPS
ISPSJAA
JAAJCB (曖昧さ回避)
JCBJCI
JCIJCU
JCUJDD
JDD (disambiguation)JFK
JFK (disambiguation)JGTO
JOC
JOCJRA
JRAJRC
JRCJRE
JREJSAF
JTA
JTAKFA
KFAKGB (曖昧さ回避)
KGB (disambiguation)KKK
KKK (disambiguation)KRI
KriLBJ
LBJ (disambiguation)LGBT
LGBTQLOI
LOILOL
LOLLPGA
LTA
LTALTD
LTD