The scenery of Naha Airport which was available on this page (NAHA Airport (ROAH Japan) v0.2.1) has been merged into KAZE's scenery. It's necessary to use V1.4 or later to accurately use this NavData.
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This NavData is customized for scenery which is available on KAZE's page. and maybe updated at a different time than the scenery updates.
Navigraph users may have some issues when using this NavData.