Lent (the first day of the waning moon 8 months) or Lent (waning days of the first lunar month to the 15th day of the 8th lunar month 11) is a day of worship and during the major Buddhist festival in Thailand. For a period of approximately three months during the rainy season. The rainy day is an important day in the Buddhist from Bucha Day (the 15th day of the eighth lunar month), Buddhists in Thailand, where the king and the people have inherited the tradition of philanthropy in the rainy day a long time ago since the Sukhothai period