The photographer who took the famous “Ordeal by Roses” shot of Mishima will be having an exhibition in June at the Foreign Correspondent’s Club of Japan.
Eikoh Hosoe
http://www.eikoh-hosoe.jp/index.html
and on Wikipedia
http://en.wikipedia.org/wiki/Eikoh_Hosoe
Here’s an article about another exhibition that too place a few years ago.
Japan Times: EIKOH HOSOE
Photographer chronicles an alternate Japanese history