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Yokohama System Engineering
http://www.yca.ac.jp/
Yokohama Design College
http://www.ydc.ac.jp/eng/
Wingate Business Group International LTD
http://wingate.hk/Eng/
@global, ltd.
http://www.e-glocom.com
Dream Support Network, LTD.
http://www.ds-network.co.jp/