Kendama uses unique wood pattern and a structure with a sparrow logo which we believe that brings good fortune in Japan. NOB430 is from Hiroshima and Hiroshima is known for Birth place of kendama. “Yamazaki Curving” is placed at east side of Hiroshima. This area has been famous for high quality furniture and wood craft. “Yamazaki Curving” has a high accuracy control of curving skill by craftsman who has well experienced in kendama. They use the newest machine to make each one of JAC kendama. JAC logo and boxes are designed by GROUNDDRIDDIM from HIFANA who is good friends of 430 team to spread the Japanese design to the world.