It can be a cost and time effective travel option allowing you to explore every corner of the country.
With some 90 airports serving domestic and overseas flights, Japan is highly convenient for the air traveler. The two main airline carriers offer price deals for visitors to the country. Look into the Visit Japan Fare/Welcome to Japan Fare by Japan Airlines (JAL) and the ANA Experience Japan Fare by All Nippon Airways (ANA) to find out more.
You are not just limited to the two major carriers, though, as a whole host of budget airlines have entered the highly competitive domestic travel market. Servicing airports throughout the country—from frozen Hokkaido in the north to subtropical Okinawa in the south. Research the flights from Jetstar , Peach , Skymark Airlines ,and Vanilla Air for the options most appropriate for you. As is the nature of low-cost air travel, some of the most convenient services provided by larger carriers—such as online check-in—are not always an option and restrictions are placed upon the amount of luggage you can take without incurring extra cost. Research thoroughly before booking your tickets.
While generally a reliable way to travel, the biggest causes of flight delays tends to be typhoons, and volcanic eruptions—especially if traveling down to the Kagoshima area. Check the individual companies' website for cancellation policies.