It has been nearly a century since the automatic couplers were adopted in Japan in 1898.The Japanese car coupling devices both use the American experiences for reference and develop independently.

• 日本自1898年开始采用自动车钩以来，已有近百年的历史，日本车辆连接装置走出了一条借鉴美国经验和自主开发并举的道路。