Here's another bad news:
Kerbside check-in has been suspended,
http://www.jal.co.jp/en/inter/airpor.../kerbside.html
You need to go to zone D instead though, it seems that Fast Track lane (security check, for your departures) in terminal-3 is still remain.
Originally Posted by lemonski
Thanks for the pointers. I might give it a go anyway, just to see what it is like.