Japan Airlines (JAL) has outlined changes to its domestic schedule, effective 30 March.
JAL will double the Fukuoka to Amami-Oshima, Osaka Itami-Okinawa, Tokyo Haneda-Yamagata and Tokyo Haneda-Nagoya services to twice daily, it says.
The Oneworld member carrier will introduce a third daily frequency on the Tokyo Haneda-Osaka Kansai and Fukuoka-Izumo services, and add a fourth daily frequency on the Sapporo-Memanbetsu, Fukuoka-Kochi, Osaka Itami-Nagasaki services.
On routes from Tokyo Haneda to Okayama and Kitakyushu, JAL plans to add a sixth daily service. It will also increase the Tokyo Haneda-Tokushima and Tokyo Haneda-Takamatsu frequencies to seven times daily, while raising the Tokyo Haneda-Okinawa service from 12 to 14 times daily.
Frequency reductions on eight routes will also take place on 30 March.
The Fukuoka-Matsuyama service will be cut from eight to six times daily, while frequencies on the Tokyo Narita-Sapporo and Tokyo Narita-Fukuoka routes will reduce from thrice daily to a daily service.
Its Tokyo Haneda-Sapporo frequency will be cut to 16 times daily. The Tokyo Narita-Nagoya service will be operated twice daily, while its Tokyo Haneda-Izumo, Osaka Itami-Izumo and Osaka Itami-Miyazaki will fall to five times daily, the airline adds.