The CKF International Spring Jodo and Iaido Seminar will be held over the May long weekend in Guelph. Pre-registration for this event is open until May 1. See here to register and for further details.
There will be a jodo grading for ikkyu through yondan inclusive in conjunction with this seminar on May 19. Note that the grading is a separate registration done through your CKF account. Grading details are here, registration instructions are here