"Rato Machchhindranath is considered both a Hindu and Buddhist god, who by legend was brought from Assam, by a farmer to Lalitpur valley in Nepal to prevent a drought during the rice season. It is known as Bundyo to local Newars. The longest running chariot festival in Nepal recreates this event in hope for good rain. This festival is called the Rato Machchhindranath jatra. It begins with the construction of the chariot in Pulchowk, Lalitpur and ends with the Bhoto Jatra festival in Jawalakhel. It is attended by the head of state of Nepal. It is celebrated by Buddhists and Hindus of Newar community. It is celebrated by carrying the chariot to different places in the town of Patan.
The name "Rato Machchhindranath" translates as "Rato" meaning Red and Machchhindranath consists of 2 words "Machhindra or Matsyendra" which means Fish (Matsya meaning fish) and Nath being the god. Rato Machchhindranath has been worshipped as a god of rain and the festival starts just before the monsoon arrives in Kathmandu."