The Facebook page, The Martial Way, published footage from the 10th Dan promotion ceremony of Ueaki Masaaki. According to rumors did the ceremony take place on April 10, 2019. The video was published 12 hours ago on Facebook.
Videos an pictures of other Promotions also appeared on the internet. Yoshizo Machida, for instance, was awarded the 8th Dan. The Shotokan Times will keep you updated.