日本

A thing done successfully, typically by effort, courage, or skill; to achieve something.

adult

The process by which the median age of a population increases due to rising life expectancy and declining birth rates. It is a major demographic challenge for modern social welfare systems.

American person

To make a public appeal, call for action, or plead for support regarding a social, environmental, or urgent issue.

To agree with a proposal, opinion, or action; to be in favor of something.

The art or practice of designing and constructing buildings. It can also refer to the buildings themselves.

The pervading tone or mood of a place, situation, or environment.

To criticize someone severely or to blame them for a fault or mistake.

A dividing line or a limit that separates different things, areas, or concepts.