Osanai
Osanai is a Japanese word that translates to "young" or "childish." It is often used to describe someone who is immature or inexperienced, either due to their age or their personality. The term can be used in both a positive and negative context. For example, it might be used to describe a young person's innocence or their eagerness to learn, or it could be used to criticize someone for being naive or lacking in judgment.
In some contexts, osanai can also refer to a specific stage of life, such as childhood or
The opposite of osanai is otona, which means "adult" or "mature." The distinction between osanai and otona