According to Chigi's teachings (Tendai Daishi), which are widely used at present, the first 14 chapters are called Shakumon (the Trace Gate) and the last 14 chapters are called Honmon (the Source Gate).
現在、広く依用されている智顗（天台大師）の教説によると、前半14品を迹門（しゃくもん）、後半14品を本門（ほんもん）と分科する。