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The airline was established in August 2004 and its first flight was on June 1, 2005 with a pair of Boeing 737-500 aircraft. Air Next received two more 737s by the end of 2006 and another three in 2007, bringing their fleet to a total of seven aircraft.
In February 2005 Air Next was headquartered in Minato, Tokyo.
Air Next aircraft carried ANA livery with the name "Air Next" in small letters on the fuselage and a dolphin painted on each engine. Flights were operated with ANA/NH flight numbers, although Air Next had its own airline codes.