Masato Iwata

Part of NIPPON STEEL CORP., Arai Seisakusho Co., Ltd. is a Japanese company that designs and develops high-quality oil seals, O-rings, packing, gaskets, and rubber rollers. The company is based in Tsukubamirai, Japan. Arai Seisakusho's products include valve stem seals and PTFE/resin products (Alfuron), all of which are designed and developed with high quality in mind. The company also has a CSR policy in place.