1. Department of Earth and Planetary Science, Graduate School of Science; University of Tokyo; Tokyo Japan
2. Balloon Facility; Tata Institute of Fundamental Research; Hyderabad India
3. National Institute of Polar Research; Tachikawa Japan
4. SOKENDAI (The Graduate University of Advanced Studies); Hayama Japan
5. Department of Physics, Faculty of Science Division I; Tokyo University of Science; Tokyo Japan
6. Meteorological Research Institute; Tsukuba Japan
7. Norwegian Meteorological Institute; Oslo Norway
8. Cambustion Ltd; Cambridge UK
9. Norwegian Polar Institute; Tromsø Norway