According to legend, King Mandu, a giant frog, lived on the top of Mount Hpan Pu. One day, while out searching for food, he saw a large magic ruby with an emerald club placed on the throne in the foot cave of the hill, and the frog king thought the ruby was his food and swallowed it. He gained powers by swallowing the magic ruby and was able to resist his enemy, the dragon king. The place where the dragon kingvomited the frog king is called Hpa-An. The impressivestatues of these figures can be seen in the Shwe Yin Myaw Pagoda's compound.