https://www.jal.co.jp/other/info2011_0318.html
Effective March 27 - May 31
HND-CTS JL3931 09:55-11:30 will be replaced by JL511 10:30-12:05
HND-CTS JL3933 14:55-16:30 will be replaced by JL521 15:30-17:05
CTS-HND JL3932 12:15-13:50 will be replaced by JL510 13:00-14:35
CTS-HND JL3934 18:20-19:55 will be replaced by JL524 19:00-20:35
HND-OKA JL3947 15:20-18:00 will be replaced by JL923 15:55-18:35
OKA-HND JL3948 19:50-22:10 will be replaced by JL924 20:05-22:25
Effective April 1 and April 3
HND-OKA JL3945 06:20-09:00 will be replaced by JL901 06:20-09:00
OKA-HND JL3946 12:55-15:15 will be replaced by JL910 13:35-15:55