The way The "goal" Background Chinese texts Classical Post-classical Contemporary Zen in Japan Seon in Korea Thiền in Vietnam Western Zen Havredal Zendo (English: Oats Vally Zendo) - Cho-An is a Buddhist temple, in the Rinzai Zen tradition, founded by Choan Denko Mokudo Bertelsen (Egmund Sommer / Denko Møller / John Mortensen).

Cho-An is the first Zen temple building to be established in Denmark.

Denko first became interested in Zen Buddhism in the late sixties in Denmark.

Denko was ordained as a Rinzai Zen Buddhist priest on July 4, 1980 and received Dharma transmission from Eido in 2002.

Denko is a member of the American Zen Teachers Association.