Below is the latest news from Japan Post.
Japan Post have just been informed of the significant delay in the delivery of international mail to the United States due to the flight reduction and suspension of aircraft due to the global spread of new coronavirus infections.
In cooperation with airlines and US postal services, Japan Post have made every possible effort to expedite shipping, but with the further reduction of flights and suspension of operations, our transportation capacity has decreased significantly. This made it difficult to ship international mail destined for the United States.
Therefore, Japan Post will stop accepting the following international mail items * addressed to the United States from April 24 (Friday) for the time being.
* EMS, Small Packet (Air, Sal), Printed matter (Air, Sal)