Not even two months after Tamura Shihan died, we got news that Sugano Shihan passed away on August 29. Sugano Shihan was an uchideshi of O-Sensei and he taught in Australia and Belgium before settling in the US. There he has been teaching in the New York Aikikai along with Yamada Shihan. He has been to the Netherlands on occasion to teach a seminar.
Here's an interview with Sugano Shinan you might like to read.