shiru
1.

To become aware of something through experience or information, enabling an understanding of its nature and implications.

2.

To retain information about a subject or event in memory, indicating familiarity or recognition.

3.

To grasp the meaning or significance of a concept, often implying a deeper comprehension beyond mere facts.

4.

To notice or perceive an occurrence, indicating a level of attentiveness to one's surroundings or circumstances.

5.

To have a connection or involvement with something, often used in contexts expressing indifference or lack of concern for outcomes.

Example:

あなたは1990年から彼女を知っているのですか?

おもomoishiru
1.

To understand a truth about oneself or a situation through deep reflection and experience, often resulting in a strong emotional response to the realization.

2.

To fully grasp the consequences of one's actions or the reality of circumstances, leading to a significant change in perspective or awareness.

みし見知mishiru
1.

To have previously encountered someone or something, establishing a level of familiarity or acquaintance.

2.

To acknowledge or identify a person or object based on prior observations or experiences.

3.

To have knowledge of someone through past interactions, implying a sense of recognition beyond just sight.

4.

To be familiar with someone due to having met them before, involving a degree of personal association.

shirube
1.

A person with whom one is familiar, often implying a level of social connection or mutual recognition.

2.

An individual who is connected through shared experiences or relationships, providing a sense of reliance or support in social situations.

oしてshiteshiるべしrubeshi
1.

A phrase indicating that something can be easily understood or deduced through reasoning or common sense.

2.

An expression suggesting that the outcome or truth of a situation is obvious and can be comprehended with minimal thought.

3.

A statement implying that if one considers the circumstances or evidence, the conclusion will become evident or clear to anyone.