Yoshiya (1950 - 1970) also known as Kobe Yoko Ltd. was a major Japanese toy maker from the post war period.
Yoshiya -known by their mark KO- specialised in mostly mechanical or wind-up toys featuring fanciful designs, but they are also known for its extensive line of Robby the Robot knockoff toys.
What's your Ko worth? Here are some recently sold items.
|Ko Japan Tin Battery Operated Chief Robotman...||03/2021||£407.38|
|Rare Tin Toy Japanese Ko Yoshiya High Wheel Gear...||01/2021||£325.00|
|Rare Tinplate Ko Japan Atom Robot Friction 1950s...||02/2021||£300.00|
|Tin Ko Toys Japan Mystery Action Atom Robot...||01/2021||£285.00|
|8 Man Eightman Blue 50th Anniversary Yonezawa...||03/2021||£258.90|
|See all sold items on eBay for more prices||05/2021||£-.--|