In 1919 the managing director of Kanseisha, Y. Inaba asked the manufacturers nationwide in hopes of industry development and cooperation It was. The six major companies that agreed to that spirit formed round toothpick manufacturing association. In addition, Kawachinagano has not joined this association because they produced
mainly hand made spicebush toothpicks..
Company name Representative prefecture name Capital fund Japan Forestry Co., Ltd. Ichimura Shizuoka 10 yen Nissin Kato Mie 10 yen Komaba company Oishi Mie 10 yen Kiyotsu Endo Fukui 10 yen Kamiya corp. Kamiya Kobe 10 yen Kanseisha Inaba Mie 10 yen