Hisamoto HIJIKATA said that "Ryoma's words and deeds were something extremely unexpected, and he sometimes did very absurd things, but he had extraordinary ideas and achieved what he believes."
土方久元「その言行すこぶる意表に出で、時としては大いに馬鹿らしき事を演じたれど、また実に非凡の思想を有し、之を断行し得たり」