Zone Fighter

Directive: Destroy the Japanese Laboratory! (1x18)

Air date: Jul 30, 1973

Following a successful experimental test, Professor Tanzawa’s PS73 – an all-new kind of energy with a mighty destructive power – has at last been completed. Scheduled to be used as the source of power at a radar base, the PS73 capsule is carefully transported. However the transport is ambushed and the PS73 seized by the Garoga while en route.