Japan Kendama Association certified competitive Kendama Ozora Blue in spare thread [Made Japan, included]

---------------------------------------------------------------------- [Japan Kendama Association Certified Product] Finished by Kendama craftsmen in Yamagata Prefecture, this product has passed the safety standard ST test of the Japan Toy Association, and can be used in Kendama competitions and Kendama certification. [Yamagata Kobo Made in Japan] We have been selected as a designated manufacturing factory by the Japan Kendama Association, and have been producing competitive kendama for over 40 years. [Suitable for a wide variety of techniques] This kendama is made with precision and quality so that it can be used for many types of techniques, and you can challenge it as your skills improve. [No.1 production volume in Japan] The manufacturer, Yamagata Kobo, is a factory with a proven track record and has been certified as the number one production volume of competitive kendama in Japan. Available in a variety of colors, it has obtained overseas safety certification and has been exhibited at international expositions, and is loved by people of all generations in many countries and regions. [Explanation app now available] The Yamagata Kobo Kendama app provides videos introducing techniques, explanations of Kendama, and culture, so you can enjoy Kendama even more. ●Body size: total length 180 x width 70mm x ball 60mm ●Small, medium and large plates: 38 x 35 x 42mm ●Weight: 150g ●Wood: Beech, cherry ●Accessories: Instruction manual and spare thread included