Following manuscript has been published in Scientific Reports:
Wen, H., Sano, Y., Takahata, N., Tomonaga, Y., Ishida, A., Tanaka, K., Kagoshima, T., Shirai, K., Ishibashi, J., Yokose, H., Tsunogai, U., & Yang, T.F. (2016). Helium and methane sources and fluxes of shallow submarine hydrothermal plumes near the Tokara Islands, Southern Japan. Sci. Rep., 6, 34126, doi:10.1038/srep34126.
Press release of the Atmosphere and Ocean Research Institute of the University of Tokyo (JP only).