planning department
Refers to a department or section within an organization responsible for planning, strategy, or project development.
彼は企画部に異動になった。
He was transferred to the planning department.
企画部が新しいプロジェクトを提案した。
The planning department proposed a new project.
Compound of 企画 (kikaku, 'planning') and 部 (bu, 'department, division').