From the book Keishichō Budō Kyūjū Nen-shi (警視厅武道九十年史 - The 90-Year History of the Metropolitan Police Department’s Martial Arts) Published in 1965 by the: Keishichō Keimubu Kyōyōka Hen (警視宁 警務部 教養課編 - Compiled by the Metropolitan Police Department, Training Division) "In the autumn of 1882, a letter was sent from the Metropolitan Police Department to […]