In 1987, he was sent by his teacher to be a resident teacher at Pioneer Valley Zendo in Massachusetts. During his stay until 2005, he also taught at Smith College, Amherst College, Mt. Holyoke College, Barre Center for Buddhist Studies, and other colleges and institutions.
In 2010, he was assigned to be Director of the Soto Zen Buddhism International Center in San Francisco. He is currently visiting many Zen centers and temples worldwide to teach Soto Zen teaching and practice. Issho is interested in inventing new and fun ways to articulate the depth of the simple practice of shikantaza (just sitting).