防空武器日本陆上自卫队创建初期装备的防空武器主要是美国提供的M51式75毫米、M2式90毫米牵引高炮,M15A1式37毫米自行高炮和M16自行式高射机枪,此外还装备了一些M19式40毫米双管自行高炮以及用于更换M19的M42式40毫米双管自行高炮,这两种炮的装备数量都不多。M15A1式37毫米自行 Anti-aircraft weapons Japan’s ground self-defense force to create the initial equipment air defense weapons are mainly provided by the United States M51 75 mm, M2 90 mm towed artillery, M15A1 37 mm self-propelled anti-aircraft and M16 self-propelled anti-aircraft guns, in addition to some M19-style 40-mm self-propelled two-barrel anti-aircraft and used to replace the M19 M42 40-mm dual self-propelled anti-aircraft guns, both of which are not equipped with a large number of guns. M15A1 type 37 mm on their own