Katha is the last city of the Kachin State and it was included in Sagaing Division in 1962 when U Ne Win coup the Democratic Government of the Union of Burma (Now Union of Myanmar).
Katha has no train station. But the train arrives to Naba and from there a Tuktuk or bus brings you to Katha. The shared Tuktuk is 1000-1500 Kyats. Motorbike taxi is 5000 Kyats. The bumpy ride takes around 1 hour. (Keep your eyes open if you're lucky you'll see wild elephants) Katha can be reached by boat from Bhamo or Mandalay.