Japan Kendama Association certified model (Can be used for Kendama competitions or license exams.) Solid color model made by craftsmen in Yamagata Prefecture. Passed safety standard testing of the Japan Toy Association. Explanations of tricks, instruction videos and culture introduction videos are available both in Japanese and English in the “Yamagata Koubou Kendama App”. Material: Beech, cherry tree Dimension: Length 18 cm Made in Japan Attachments: Instruction manual, spare string