- December 18-24, 2019
- Burmese (Yangon, Myanmar): Lee
- Voiceless nasal data to compare with voiceless nasals in Drenjongke
- November 23-29, 2019
- Drenjongke (Sikkim, India): Lee, Villegas
- Local Resource Coordinators: Dr. Kunzang Namgyal, Mr. Jigmee Wangchuk Bhutia, Mrs. Tenzing Youden
- July 26-August 3, 2019
- Drenjongke (Sikkim, India): Lee & Guillemot
- Production of the place of articulation (ultrasound)
- Production of sentence intonation
- Local Resource Coordinators: Dr. Kunzang Namgyal, Mr. Jigmee Wangchuk Bhutia, Mrs. Tenzing Youden
- March 7-19, 2019
- Drenjongke (Sikkim, India): Lee & Perkins
- Perception of vowel length and fricative voicing
- Production of vowel length
- Local Resource Coordinators: Dr. Kunzang Namgyal, Mr. Jigmee Wangchuk Bhutia, Mrs. Tenzing Youden
- February 3 - May 26, 2019
- Tamang and Kiranti (Nepal): Gerber and Grollmann
- February 2019
- Drenjongke (Sikkim, India): van Driem
- Nov. 18-23, 2018
- Drenjongke (Sikkim, India): Lee & Nishida
- Local Resource Coordinators: Dr. Kunzang Namgyal, Mr. Jigmee Wangchuk Bhutia, Mrs. Tenzing Youden
- Aug. 27-31, 2018
- Tamang (Kathmandu, Nepal): Lee
- July, 2018 (Joint fieldwork: Switzerland and Japan)
- Drenjongke (Sikkim, India): van Driem
- Local Resource Coordinators: Dr. Kunzang Namgyal, Mr. Jigmee Wangchuk Bhutia, Mrs. Tenzing Youden
- July 19-31, 2017 (Joint fieldwork: Switzerland and Japan)
- Drenjongke (Sikkim, India): van Driem
- July 5-12, 2017 (Joint fieldwork: Switzerland and Japan)
- Tamang (Kathmandu, Nepal): Hwang, Bajracharya, Grollmann, Gerber
- July 4-18, 2017 (Joint fieldwork: Switzerland and Japan)
- Drenjongke (Sikkim, India): van Driem & Lee
- June 25-July 3, 2017 (Joint fieldwork: Switzerland and Japan)
- Tamang (Kathmandu, Nepal): Lee & Bajracharya, Grollmann, Gerber