Gajan or Shiva gajon is a Hindu festival celebrated mostly in the Indian state of West Bengal and Bangladesh.

It ends with Charak Puja on the last day of Chaitra, the last month in the Bengali Hindu calendar.

The central theme of this festival is deriving satisfaction through non-sexual pain, devotion and sacrifice.

[3] The Gajan of Shiva takes place in Chaitra (April-May), the last month of the Bengali year.

In Dharma's gajan Dharmathakur is married to Kamini-Kamakhya in Bankura Dist.or Mukti.

The Gajan of Dharma takes place in Baisakha (May-June), the first month of the Bengali year.