Yes this is because the shinkansen is operated by a different company to nagasaki. And can only be booked to Hakata. So best advice would be to book on the JR Kyushu website to go from Nagasaki to Hakata (where you'd have to transfer trains once or twice) then book through smartex to go from Haka...

Hey man, trains in Japan are very english friendly especially in big cities so you should have no problem. I often like to use the smart ex website because you're able to book the ticket and seat ahead of time and pick it up straight from the station. Or you can book quite easily at the station a...

This is due to the maintenance of the QF A330's at the moment.