- Promoting measures to deal with marine litter and ocean plastic waste
- Change for the Blue, a project of comprehensive measures for dealing with marine litter
- Cross-sectoral marine plastics research conducted as part of the Japan-Palau Goodwill Yacht Race
- Large-scale open-ocean survey of microplastics
- For the environmental conservation and suitability of enclosed coastal seas
- International contributions to the conservation of coastal ecosystems
- Marine biotechnology targeting marine environmental bacteria
- Promoting polar research
- International Partnership for the Satoyama Initiative (IPSI)
- Research on the vision of the country in the twenty-first century from the perspective of the ocean
- Research for effective management of ships' biofouling to minimize the transfer of invasive aquatic species
- Certification program and eco-labeling for sustainable fisheries
- Marine Eco-Label Japan (MEL)
- SH “U” N project
- Blue Seafood Guide
- Promoting initiatives to eradicate IUU fishing
- Indonesian coastal fishing village project based on ODA provided by the government of Japan
- Technology development program to promote the use of marine resources
- IoT and AI proof-of-concept testing for tuna aquaculture farming operations
- Aquaculture farming efficiency improvement project to help restore mackerel populations
- Argo Program
- Problem solving by taking integrated approach towards understanding the current status of global environmental change and predicting the future
- Research and development for the Sustainability Initiative in the Marginal Seas of South and East Asia (SIMSEA)
- Ocean Prediction for Coastal Fisheries around Kyushu Island
- Undersea weather forecasting system for which satellite data have been assimilate
- Kuroshio/Oyashio Watch, an initiative for forecasting ocean conditions along the coast of Japan
- Support system for the operation and management of work vessels for which meteorological and hydrographic conditions are taken into account
- Northwest Pacific Tsunami Information Center
- Monitoring of Waves on Land and Seafloor (MOWLAS)
- Seafloor geodetic observation to elucidate the mechanism of megathrust earthquakes
- Realizing a safe ocean through research and development on seismic and volcanic activities in ocean areas
- Academic research on the Great East Japan Earthquake and Tsunami
- Contributing to coastal disaster prevention with the provision of detailed information on ocean currents and seawater temperatures
- Predicting the occurrence of red tides through the use of satellite images
- Operations of the Japan Oceanographic Data Center
- Hydrographic observations along the 137°E meridian
- Satellite observation of the ocean environment and the release of observation data
- Effective operation and improving the function of MDA Situational Indication Linkages (MSIL)
- Developing and promoting cross-sectoral synergy-creating wind farm technology
- Utilizing and conserving coastal and remote island sea areas through next-generation oceanic mobility
- Accumulating and disseminating research data at the Global Oceanographic Data Center (GODAC)
- Marine research facilities along the Japanese coast: marine biological laboratories, fisheries research stations, and more
- Comparative research on wellbeing as derived from the ocean in six north Pacific countries
- Marine Open Innovation Project (MaOI Project)
- Cultivating human resources in the field of ocean science
- UNESCO-associated schools
- Ocean Education Pioneer School Program
- Organizing a project for the formation of ocean education research centers and holding the National Ocean Literacy and Education Summit
