In order to research the correct attitude for education of Judo and the educational philosophic character that the instructors should have, this research is using the historical study and content analysis to analyze the documents from domestic or overseas. We made the following conclusions: Judo has strict rules of etiquette. Any related activities or competitions of Judo should obey one rule, which is ”Begin with etiquette, End with etiquette.” Judo's etiquette is an appearing act of respecting others. Respecting others sincerely make your salutation more natural and dignified, moreover, making the one who accept the salutation feel kind and respected. Therefore, etiquette plays a very important part of Judo's ethic and order.