From left to right: Hanshi M.A. Sharifi, Sensei Michael Tabassi, and Master Hidetaka Nishiyama.
Sensei Tabassi first started training karate in Iran with Hanshi Sharifi (who is my sensei). Both my sensei and Sensei Tabassi earned their 7th dans from Master Nishiyama (may he rest in peace).
From the official JKA Examination Guide