as well as information on some of the great masters of the system, written documents, photographs, and other information on the life of Kano and the people he met through his travels. The extensive library on the second floor holds over 7,000 books pertaining to judo, and is planned to be increased eventually. There are four research laboratories on the second floor: 1st Lab: Theoretical and historical study of judo. 2nd Lab: Psychological study of judo. 3rd Lab: Technical analysis of judo. Research on the physical strength of judo players. 4th Lab: Physiological study of judo. The research staff use fundamental and applied science to work with foreign researchers. Research is displayed to the public and free of charge to view once during the year. Living in the Kodokan Judoka visiting and training in the Kodokan can stay on the Third Floor. There are five rooms for use during training camps; these rooms can hold 20 people each. Judo sensei and players (when no camp is in session) may live in suites for either one or two people; these suites have their own baths and showers. the lodging fees are as follows: Room for training camps : 1 night / person 1,800 yen ($15.21 US) Single room : 1 night / person 3,500 yen ($29.58 US) Deluxe single room : 1 night / person 5,000 yen ($42.26 US) Deluxe twin room : 1 night / person 9,000 yen ($76.07 US) Extra bed : each 1,800 yen ($15.21 US) Visiting the Kodokan Short-term visitors to Tokyo can visit the Kodokan to watch or attend practice. Visitors may walk up to the main floor of the dojo to watch practice or competitions. Permission is required to attend the practice for transient students. One-time visitors are most likely to be allowed to take part in a randori session with foreign students. Main floor The Main Dojo is found on the seventh floor. The dojo is carefully designed to give the precise amount of floor spring, brightness, and ventilation. Four official contests can be held at the same time in the Main Dojo on the seventh floor. It has 420 mats and approximately 900 spectators can be seated on the eighth floor. Medical equipment is provided in case of emergencies. Attire Only white judogi (judo uniforms) are generally allowed in the Kodokan (except for special occasions and foreign guests for whom they may show