Aikido Birseck has posted details of their upcoming seminar with Suganuma Sensei, as well as that of the combined seminar in Germany. You can find out all the information at https://www.aikido-birseck.ch/seminar-2019/
Suganuma Sensei’s 2019 Seminars
Links will be added to the dates as information about them becomes available.
April 13-14 – Peking
June 5-11 — Switzerland and Germany
July 6-12 — Norway
Aug 30 – Sep 2 — Vancouver
Nov 29 to Dec 2 — Hawaii