His philosophical system is called Nishida Philosophy, and it is not an exaggeration to say that he was the only philosopher in recent Japanese history to have had a philosophical system named after him.
彼の哲学体系は西田哲学と呼ばれたが、このように体系にその名が付けられるのは日本の近代以降の哲学者の中では唯一と言って過言ではない。