2-3-9 Roppongi

7th Floor, Union Roppongi Building

Tokyo

TOKYO, Japan

Phone : +81 3 6441 3210

Mail : sales@odu.co.jp

Website : http://www.odu.co.jp

1606 Oaza Shimogarako

Higashimatsuyama-shi

SAITAMA, Japan

Phone : +81 493 231 288

Mail : eigyou@ohmurasei.co.jp

Website : http://ohmurasei.co.jp/