@KT71
Japan is not covered with Skys £2 daily roaming charge, it's £2.16 per MB of data so will be very expensive to use any data there. To make sure you don't incur a large bill turn off roaming and mobile data before leaving the UK airport and consider a cheap local sim.
▪️I AM NOT A SKY EMPLOYEE (undercover or otherwise) ▪️
Sky customer since 2001
with: Sky Q | Sky Superfast Broadband | Sky Talk | Sky Mobile
NOTE: I only provide help on the forums and NOT via PM
