- Japan Kendama Association Certified Product - Yamagata Koubou - Model Name: Ozora - Material: Wood - Design: bird 《bird》 - Country of Manufacture: Japan This is a kendama with a bird design from the Zodiac series. I purchased this item in the year it was sold. It may be difficult to see, but some adhesive from cellophane tape remains on the plastic case, as shown in the last photo. 《See photo》 Please understand and acknowledge this before purchasing. Thank you for looking.