Tatami (Japanese armour) the other related parts of a full suit of Japanese armour. Collapsible head protection such as "" and other collapsible armor are also "tatami" armor; a traditional kabuto could also be part of a tatami gusoku. Tatami armour was lightweight, portable, convenient for transportation, and they were manufactured inexpensively for the ashigaru light infantry. Tatami armours were worn by all samurai classes from the highest class to the lowest class. The higher class samurai wore elaborate armour while the lower class samurai and retainers wore simpler versions. In his book "Arms and Armor of the Samurai: The History of Weaponry
Body worn video Body worn video Body worn video (BWV), also known as body cameras and body-worn cameras, or wearable cameras is a wearable audio, video, or photographic recording system. Body worn video has a range of uses and designs, of which two well-known uses are Google Glasses and as a part of policing equipment. Other uses include action cameras for social and recreational (including cycling), within commerce, in healthcare and medical use (for example as a memory prosthetic for conditions that affect the memory), in military use, journalism, citizen sousveillance and covert surveillance. Nascent research on the impact of body-worn cameras in