Operating company

Otias Co.,Ltd.

〒338-0837
5-24-10 Tajima, Sakura Ward, Saitama City, Saitama 

Tell: +81-48-836-3005

Co-operating company
SaitoPlanningCo.,Ltd.

〒338-0837
5-24-10 Tajima, Sakura Ward, Saitama City, Saitama 

Tell: +81-48-836-3005