Locations
Domestic
| Headquarters and Osaka Sales Office | 3-3-23, Nakanoshima, Kita-ku, Osaka 530-6108 Japan ＞Map display |
| Tokyo Sales Office | 2-2-1, Otemachi, Chiyoda-ku, Tokyo 100-8105 Japan (Phone)81-33243-6222 / (Fax)81-33243-6223 ＞Map display |
| Nagoya Sales Office | 4-4-10, Meieki, Nakamura-ku, Nagoya 450-8561 Japan ＞Map display |
| Tezuka Kogyo Co., Ltd. | 41-3, Sato-cho Mori, Anjo, Aichi 446-0001 Japan |
| Moriyama Plant | 230, Kawata-cho, Moriyama, Shiga 524-0001 Japan |
Overseas
| Guangzhou JNC Filter Co.,Ltd | 广州经済技术开发区金碧路金华三街1号 ＞Guangzhou JNC Filter Co.,Ltd HP |
| JNC Filter Vietnam Co.,Ltd | Tan Quang Industrial Cluster, Tan Quang Commune, Van Lam District, Hung Yen Province, Vietnam |