According to the JW website, there are just over 10,000 active JW members and 215 congregations in Ethiopia.
For an introduction to Jehovah’s Witnesses (JW), you might watch the video
- “Jehova’s Witnesses vs. Christianity” (Ready to Harvest)
The JW songs seem to have been translated from English.
» Listen to Amharic audio tracts (JW website).
Haustein, Jörg. Writing Religious History: The Historiography of Ethiopian Pentecostalism. Wiesbaden: Harrassowitz, 2011. [p. 160-61]