Kayin State (Burmese: ကရင်ပြည်နယ်, pronounced: [kəjɪ̀ɴ pjìnɛ̀] also Karen State) is a state of Burma (Myanmar).The capital city is Hpa-an also called Pa-An.
The relief of Kayin State is mountainous with the Dawna Range running along the state in a NNW - SSE direction and the southern end of the Karen Hills in the northwest. It is bordered by Mae Hong Son, Tak, and Kanchanaburi provinces of Thailand to the east;Mon State and Bago Region to the west and south; Mandalay Region, Shan State and Kayah State to the north.