A lot of X Japan\'s song are about Yoshiki\'s pain of losing his father to suicide. He mentioned in We Are X documentary that he felt like he was the reason behind his death, as well as deaths of X Japan band members. \n\nThe below explanation of "rusty nail" being an old and forgotten memory that will occasionally stab you without warning - I can\'t think of anything more on point, and I actually came here to know what that metaphore means.
A lot of X Japan\'s song are about Yoshiki\'s pain of losing his father to suicide. He mentioned in We Are X documentary that he felt like he was the reason behind his death, as well as deaths of X Japan band members. \n\nThe below explanation of "rusty nail" being an old and forgotten memory that will occasionally stab you without warning - I can\'t think of anything more on point, and I actually came here to know what that metaphore means.