By 1937, Japan fielded 1,060 tanks designed primarily for infantry support. Without a tank designed to combat other tanks, the Imperial Japanese Army suffered significant defeats at the hands of Russians on the Mongolian border in 1939 and against Allied tanks later in the war.
Imperial Japanese Army Tank Corps
Nov 16, 2012
During World War II, the British developed a dummy tank to fool enemy surveillance planes into thinking they had more tanks than they needed, were strong where they were weak, and were preparing to attack where they were not.http://warfarehistorynetwork.com/daily/to-make-a-fake-tank/