親友 (しんゆう) Japanese meaning | Kotomora親友と一緒に旅行に行った。
I went on a trip with my close friend.
Usage patterns
〈人〉の親友になるto become someone's close friend
She's been my best friend since high school.
〈人〉を親友と呼ぶto call someone one's best friend
He always calls me his best friend.
親友を裏切るto betray a close friend
Betraying a close friend over something like that is unthinkable.