Describes and illustrates Japanese explosive ordnance. It covers bombs, bomb fuzes, land mines, grenades, firing devices, and sabotage devices. This work was intended to provide general descriptions of these fields of ordnance for instructional and informational purposes. It superseded the publications on Japanese explosive ordnance issued by the U.S. Navy Bomb Disposal School. Every item in this volume is fully described in complete detail, including specifications, description, construction of body and tail, operation, employment, and remarks. Each item is illustrated with one or more highly detailed B&W tone drawings of the exterior and/or cutaways or sectional views of the interior.