The course of study judo polite. And a practicing judo is a collection of people who responded politely. There is also a practicing judo is composed of body and mind. Who entered the practice verbal judo should be polite and restrained manner suitable places like not speaking too loudly. Does not flippantly say, profanity, no smoking, wearing boots up on the seat, judo, etc. during practice. Or listening to lectures from teachers should be listened to with respect. It should obey the instructions of teachers. And comply with the regulations set forth by the rigorous training room. This is to maintain the rules, traditions and culture. As well as training habits Courtesy of God's own