On October 23, 2026, Gugen, Inc. opened a sales office at THE HUB Minami-Aoyama, Room 219.
This is not a headquarters relocation. Our registered headquarters remains in Kojimachi, Chiyoda-ku, Tokyo.
Please send all postal mail to the sales office below.
Sales office (mailing address)
THE HUB Minami-Aoyama, Room 219, 2F Aoyama Center Building, 3-8-40 Minami-Aoyama, Minato-ku, Tokyo 107-0062, Japan