Poe spent six years trying to come up with a plot that could finally outwit and defeat Ranpo Edogawa, showing that he will work hard at something he cares about, he's determined, highly intelligent, competitive, passionate, introvert. Ranpo is also shown to be rather childish, sometimes refusing to do work or cases for trivial reasons such as laziness or spite.Ranpo has been shown to be unable to complete simple tasks such as riding a train or finding his way home.