Kali Puja, also known as Shyama Puja or Mahanisha Puja, is a festival, originating from the Indian subcontinent, dedicated to the Hindu goddess Kali, celebrated on the new moon day of the Hindu month Kartik especially in the Indian states of West Bengal, Bihar, Odisha, Assam, and Titwala region in Maharashtra and the modern-day nation of Bangladesh. It coincides with the rest-of-Indian Lakshmi Puja day of Diwali. While the Bengalis, Odias, Assamese and Maithils adore goddess Kali. On this day the rest of India worships goddess Lakshmi on Diwali. Mahanisha puja is performed by the Maithili people of Mithila region in India and Nepal.