- Chemical Institute, Kyoto University (2012-2013)

TITLE: Development new evaluation method for functional potential harbored in genome and metagenome.
- Atmosphere and Ocean Research Institute, The University of Tokyo (2012-2016)

TITLE: Dynamics of Microbiome in the subarctic and subtropical zones in western Pacific from metagenomic point of view.
- Atmosphere and Ocean Research Institute, The University of Tokyo (2011-2013)
TITLE: Development of method for assessment of ocean environment by metagenomic information corresponding to the microbial diversity.
- National Institute for Basic Biology (2011-2013)
TITLE: Bioinformatics of environmental metagenome.