The Ku-1 was built almost entirely from wood / plywood and was a high-wing glider with twin boom tail sporting a fin and rudder at the end of each boom, with a tail-plane and elevator between the boom ends.
In terms of its construction, the Ku-1 aircraft was largely composed of wood/plywood materials. Its high-wing design set it apart, featuring twin boom tails with fins and rudders at their ends, as well as a tailplane and elevator positioned between the boom ends.