- Headquarters address
- Shinjuku-ku, Tokyo
- Chiba office
- Chiba-shi, Chiba
- Chiba factory
- Togane-shi, Chiba
- Kanto-Daiichi Factory
- Chonan-cho, Chosei-gun, Chiba
- Kitakanto factory
- Oyama-shi, Tochigi
- Kanagawa factory
- Minamiashigara-shi, Kanagawa
- Nagoya factory
- Komaki-shi, Aichi
- Osaka factory
- kishiwada-shi, Oosaka
- Kyushu factory
- Yanagawa-shi, Fukuoka