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 (USA).
|Extremely Rare Japan Tin Litho Rocket||09/2019||$800.00|
|Planet Robot Yoshiya Robby Robot Nomura||09/2019||$500.00|
|Yoshiya Japan Motorcycle Ice Cream||09/2019||$495.00|
|1959 Tin Friction Japanese Robot By||08/2019||$335.00|
|Rare Yoshiya Robot Space Dog Wind Up Tin||10/2019||$299.99|
See all sold items for more prices.