The building was constructed in 1925, two years after the Great Kanto Earthquake, which had destroyed the old one. However, wood-carvings of dragon at transom were made in 1812 and still reserves its original shape. The statue of the founding priest fashioned in the 14th century is also placed in this hall. Sixteen Wells Walk along the narrow path near the Yakushido Hall southward, which runs through private houses, and you will find a yagura or a cave about 100 meters ahead to your right. The clean water in each well has never run dry.
Nobody knows for sure.
The established view by the archaeologists is that they were used for burying ashes of the departed, but the Temple denies it saying each well represents a Bosatsu or Bodhisattva and the sacred water was dedicated to those Bosatsu . One may wonder why the statue of Priest Kukai is enshrined here at the Zen temple. The reason is the prototype of the Temple was built as a Shingon sect way back in the early 13th century. The cave is fenced but visitors can easily view the inside. A flashlight is provided by the courtesy of the Temple.