Niigata Prefecture

Niigata Prefecture, Japan has 27 aerodromes in Sprinkle's airport directory. Of the 27 entries listed here, 23 are classified Heliport, 2 GA — public, 1 Domestic and 1 International. Across the same set, 1 carries a four-letter ICAO location indicator and 26 have neither on file. Named examples include Akashibu Disaster Prevention Station Heliport, Nishigawara Airfield and Yuzawa Interchange Heliport. Their names span 10 letter groups, from A to Y, each reachable from the A–Z rail above.