It is important to understand the importance of health.

My major is oceanography.

Marine pollution is a global issue, and all countries should cooperate to find a solution.

The launch of intercontinental ballistic missiles has become an international issue.

He is preparing to explore the Dark Continent.

He decided to challenge the exploration of the Dark Continent.

We are focusing on the research and development of new products.

I conducted a research project as a summer vacation homework.

My brother is a graduate student at the University of Tokyo.

She kissed him on the nape of his neck.