- Nihon Genryo Co., Ltd.
- Address:NFK Kawasaki Bldg. 1-2 Higashida-cho, Kawasaki-ku
- Kowa Company
- Address:6-29, Nishiki 3-Chome, Naka-ku
- Kowa Co., Ltd.
- Address:6-29, Nishiki 3-Chome, Naka-Ku,
- Kiwa Chemicla Medicinal Co., Ltd.
- This is chemical manufacturing and sales company. We maily have two kinds of business filed. One the chemicals for treatment metal surface. And other sale distribution various products. Especially we large achievements in Activated Carbon. ….
- Address:Ohtanibuilding 5f Kazhicho 2-4-5 Chiyoda-Ku
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