JAL will hold a time sale on domestic air tickets from January 6 at 0:00 to January 25 at 23:59. The applicable boarding period is from February 1 to March 25.
The applicable fares are Time Sale Advance A/Advance B, Time Sale Super Advance, Time Sale Ultra Advance, and Time Sale Special Flight 21.
The sale announcement page lists fares starting at 7,000 yen for Haneda-Itami, 8,000 yen for Haneda-Shin-Chitose (Sapporo), and 9,000 yen for Haneda-Fukuoka/Naha, among others.
© Source travel watch