- Nippon Lambda Co., Ltd.
- Address:Kotobuki Blds 7F, 1-3 Yaesu, 1-Chome, Chuo-ku Tokyo 103-0028 Japan
- Nnn & Co
- Address:No.6 Jia Jianguomenwai Avenue Chaoyang District Beijing 100022 Japan
- Japan Powerful Electronic Company Co., Ltd
- Address:30F,8-12,Harumi 1-chome Chuo-ku Tokyo Tokyo Japan
1