Ozora Kendama - Premium Gold Kendama USA is America's Original & Most Trusted Kendama Source Kendama is an active traditional Japanese game that builds hand-eye coordination, balance, reflex, & creativity. Official Japanese Kendama Association (JKA) Certified Great for all ages, young and old alike. There are endless trick possibilities for both the beginner and the seasoned master! High quality Kendama stands 7 inches tall and can be used for both left & right handed players. No Batteries Required!