Head Quarter OS Inc.




19F, Marunouchi Trust Tower Main
1-8-3 Marunouchi, Chiyoda-ku, Tokyo, 100-0005 Japan.

Tel: +81-3-3286-4888


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Main Sales Office
(OS HRS Sdn Bhd)



Suite 5-1, Level 5, Wisma UOA Damanara II, No 6, Changkat Semantan, Damansara Heights, 50490 Kuala Lumpur, Malaysia.

Tel: +603- 2777 8300


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India Office




1st Floor, L-127, 4th Main, 14th Cross, Sector-6, HSR Lay Out, Bangalore - 560102,Karnataka, India.

Tel: +918067393222

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Japan Office




4F, Marunouchi Trust Tower Main
1-8-3 Marunouchi, Chiyoda-ku, Tokyo, 100-0005, Japan

Tel: +81-3-3286-3999​
Fax: +81-3-3286-7999​

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