(It should be noted, however, that since the word "mara," which means 'obstacles to practicing buddhism,' was introduced to Japan together with Buddhism and only later came to be used as another word for penis, this theory is an invention by more recent generations.)
（ただし、摩羅（まら）という言葉は仏教と共に日本に入ってきたものであり、男根の別称とされたのはさらに時代が下るものであるので、この説は後世の附会である）