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.

KO toys

Ko value and price guide

What's your 'Ko' worth? Here are some recently sold items (Australia).

Picture Title Date Sold for
Atom Robot Wind Up Tin Toy By Yoshiya 09/2019 AU $130.00
Rare Japan 1782 Crank Mystery Action 08/2019 AU $55.00
Japanese Space Rocket Tin Toy Made By 07/2019 AU $35.00
Silver Tin Space Ring Robot Silver 07/2019 AU $25.95

See all sold items for more prices.

Books

Do you want to know more about collectible tin toys, and want to learn about value and identification? Take a look at these books on old toys on Amazon.

Ko forum

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Comments (2)

Brian - March 8, 2019
I have a Singing Warbler in the original box. Warbler is in great shape, box is torn in one corner. Does anyone know what year this was made and the value

Val - August 24, 2010
I have a tin toy with KO made in japan it is a whale with pioneer on the side bubble eyes and painted like space america theme it has a pull up lever that allows whale to move after it is wound up the mouth opens up and down and it used to have sparks inside which have since wore out just wondering if any one could tell me about it i think it is about 1960 as i played with it when i was little just curious about it.