noun
relationship chart; relationship diagram
A diagram showing connections between people, characters, or entities. Often used for family trees, organizational charts, or character relationship maps in fiction. Compare 相関図, which is more common for correlation diagrams.
See also: 相関図
ドラマの公式サイトで登場人物の関係図が公開された。
A relationship chart of the characters was released on the drama's official website.
会議のために部署間の関係図を作成した。
I created a relationship diagram between departments for the meeting.
Compound of 関係 (kankei, 'relationship') and 図 (zu, 'diagram, chart').