Goka Co., Ltd. is a well-established steel trading company that has been in operation for over 70 years in Oji, Kita-ku, downtown Tokyo. We handle essential materials that support people's living infrastructure.

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Its applications are various such as injection needles, catheters, semiconductor manufacturing equipment, burners, fountain pens, rulers, automobile parts, and building materials such as gratings (metal slats). It is an unsung hero who helps people create a better lifestyle.