same person
said person; the person in question
coterie; clique; fraternity; kindred spirits; comrade; colleague
dōjin; doujin; Japanese fans or hobbyists who produce their own magazines, manga, software, etc.
彼は私たちの同人です。
He is one of us.
文学同人が新しい雑誌を創刊した。
A literary coterie launched a new magazine.
志を同じくする同人が集まり、改革運動を始めた。
Like-minded individuals gathered and started a reform movement.