Geological Factors for the Development and Newly Advances in Exploration of Gas Hydrate in East China Sea Slope and Okinawa Trough;

Computation of Thickness of Hydrate Stability Zone in Okinawa Trough;

Development and distribution of natural gas hydrate in the Okinawa trough;

The physico-chemical features and their geological implications of magma in the Okinawa Trough;

Magnetic Properties of Sediments from the Okinawa Trough and Their Relationships to Sedimentary Environment;

Estimation of the Provenance and Flux of the Sediments in the Okinawa Trough Using Quantitative Analysis Since Late 40 Ka;

On the Evolutional Model of the Tectonic Geomorphology of the Okinawa Trough;

Study on the Diversity of Denitrifying Bacteria of Changjiang Estuary Sediments and Extracellular Enzyme Producing Bacteria Isolated from Southern Okinawa Trough Deep-sea Sediments;

Physiochemical and phylogenetic analysis of moderately halophilic bacteria halomonadaceae in deep-sea sediments of the Southern Okinawa Trough

Preliminary Study on the Radiolaria from the Surface Sediments in Southern Okinawa Trough;

Benthic foraminiferal distribution in surface sediment along the con- tinental slope of the southern Okinawa Trough : dependance on water masses and food supply;