Japan: National Police Reserves The newly formed national police reserves undergo rigorous training on the Iisland of Hokkaido. In deep snows they undergo forced marches to bring them to a peak of physical fitness. Establishing shot: Japanese police patrol. MLS Japanese police marching in snow. CU The reserve officer in charge shouts out commands. MCU Of the police reserves running at a slowed down jog. MLS The police reserves training in the snow covered wooded area. Aerial view - The Reserve Police unit running out of the wooded area.