In May 2013, Ted Nelson speculated that Nakamoto is really Japanese mathematician Shinichi Mochizuki.
Shinichi Watanabe | Shinichi Mochizuki | Shinichi Kojima | Yūko Mochizuki | ''Mochizuki'' (bottom) and seaplane tender Japanese seaplane tender Kiyokawa Maru | ''Mochizuki'' | Mochizuki |