神田練成館道場 at Akihabara, Tokyo

The headquarters dojo of the IKO International Karate-do Association in Sotokanda.

Kanda Renseikan Dojo is the headquarters dojo of the IKO International Karate-do Association and the All Japan Karate-do Association, located in the second Hashikatsu Building at 5-5-9 Sotokanda in Chiyoda. The dojo occupies the third floor as a training hall with the second floor used as a changing area, serving as the main practice base for the association's goju-ryu tradition. It is set in the Sotokanda area near Akihabara and Suehirocho stations.

The dojo hosts regular training for members of the association across the Kanto region, preserving traditional karate kata and discipline. Its central Tokyo location makes it accessible for practitioners from across the city.

Contact the dojo to enquire about training at the IKO headquarters in Sotokanda.
Official: https://iko-goju.com/access