- Language: Rongmei Naga
- Alternate names: Nruanghmei, Rongmei, Kabui, Maruongmai, Rongmai, Kabiu, Naga, Rongmei
- Language code: nbu
- Language family: Sino-Tibetan, Tibeto-Burman, Sal, Kuki-Chin-Naga, Zeme (SIL classification)
- Number of speakers: 59,000
- Vulnerability: Vulnerable
- Script: Latin script.
Songbu is principal Division of Rongmei. Merged with Zeme and Liangmai Naga to form the Zeliang community. Inpui and Rongmei ethnonym: Kabui by government. Traditional religion, Christian.
Rongmei Naga is spoken in India, South Asia.