Cost of living in Naha (Japan) is 4% more expensive than in Abu Ghraib (Iraq)
WARNING! This comparison is based on only a few data points. At this point it is only a guess. It is based on 114 prices entered by less than 5 different people.
For example, you would need at least 4,046,371 Dinar (¥384,584) in Naha to maintain the same standard of living that you can have with 3,890,000 Dinar in Abu Ghraib.