The Japan Patent Office issued an announcement regarding “Delay in JPO’s Sending Notifications Due to Temporary Suspension of Acceptance of International Mails at Japan Post” on April 8, 2020.

For the further information, please refer to the webpage of the JPO.

Japan Patent Office: Delay in JPO’s Sending Notifications Due to Temporary Suspension of Acceptance of International Mails at Japan Post
 <https://www.jpo.go.jp/e/system/trademark/madrid/delay-mails.html>

If you require any further information and/or comments, please feel free to contact us.