A friend with whom one shares a deep level of trust and intimacy, often having spent significant time together since childhood and confiding in one another about personal matters.
A highly valued friend, characterized by a strong bond and mutual understanding, distinguished by the ability to openly share thoughts and feelings without reservation.
An exceptionally close companion who stands out from other friendships due to an intense relationship and unwavering support through various life experiences.
A lifelong friend who has been present through different life stages, maintaining a unique connection that allows for open communication and emotional reliance.
Example:
トムとフランクは親友だ。
A person with whom one shares a deep and lasting bond, characterized by strong mutual trust, support, and affection.
An individual who plays a significant role in one’s life, often providing companionship and emotional support during both good times and challenging situations.