Japan's tightly regulated skies have been seeing some changes in recent years, with a wave of low-cost carriers from Asia entering the market and domestic budget airlines rising to intensify the competition.
Observers are looking carefully at the impact on the Japanese airline industry, especially what it means for All Nippon Airways Co. and Japan Airlines Corp.
When JAL filed for protection from its creditors in January, transport minister Seiji Maehara said he would take a close look at whether Japan will need two megacarriers in the future, when competition will only grow more intense.
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