An early example is the Rinzai Zen master Ungo Kiyo ̄ (1582–1659), who — Ungo Kiyo

"I came into the world after Buddha. I leave the world before Miroku. Between the Buddha of the beginning and the Buddha of the end I am not born, I do not die."

"The Zen master wrote that an enso ̄without an accompanying inscription was, to him, “like flat beer.” While most enso ̄images include a calligraphic inscription, many do not, including this wonderful example by Ungo Kiyo (pictured). Since Zen paintings, including enso, ̄are representational teachings, a means of conveying a masters Zen mind and experience, a Zen phrase seems fitting alongside an enso. However, the inscriptions often provide concrete imagery with which to associate the enso, and as one Zen phrase."

"There are a few examples of Japanese Zen masters like Suzuki Shosan (1579 - 1655) and Ungo Kiyo (1583 - 1659) who advocated dual practice of Zen and Pure Land, though they regarded it primarily as a means to reach the laity. Shōsan was an independent, one might even say marginal, figure in the Zen tradition; he did not function within the bounds of institutional Zen, and his ideas had little or no influence on other Zen Buddhist masters of the day. In contrast to Suzuki Shosans position as a relative outsider to the institutional Zen world, Ungo was a prominent figure within the Zen hierarchy and for a time served as abbot at ."