"計画" (けいかく) means a plan or a project. It refers to a detailed proposal for doing or achieving something, including the steps, timing, and resources needed. You can use it for anything from daily schedules to large business projects. For example, "旅行の計画を立てる" (To make travel plans).

何かをするための具体的な予定や考えのこと。例：週末の計画を立てる。