There are 4 viharas at the corners of the wall surrounding the chapel, including the "Phra Chai Vihara" or Viharn Kod Nen Ther in the northeast, the "Phra Buddhachao Khao Nibbana vihara" in the southeast, the "Nadang vihara" in the northwest, and the "Samore Vihara" or “Viharn Kod Krommaluang Chumporn" in the southwest.