Japan Post has suspended all airmail services to United States. And here is the link for your reference:
Therefore, we will ship out this items via Surface Mail with Japan Post until the airmail service is available.
If you prefer EMS (Express Mail Service), we can use SF express, FedEx, DHL or other carriers with its private transportation to send out your package. Additional cost will be applied at check out.
Due to the current Corona-19 and flight situation, please understand that it will take longer than usual for the packages to be arrived.
If you have further questions, welcome to private message or email us. Thank you for your understanding. Please stay safe & healthy.