Personal articles mailed from Japan are allowed to enter the country at a limit of RMB 65,438+0,000 each time. At the same time, in order to take care of the normal and reasonable needs of individuals, the customs implements a duty-free system for postal parcels delivered from abroad, and the amount of duty-free is within 500 yuan RMB each time. So your package 1400 yuan from Japan is duty-free.