Nombre original: 山崎一門４～日本統一外伝～
Fecha de estreno: 25 de abril de 2022
Película
Tiempo promedio: 86 minutos
Géneros: Crimen
Sinopsis: The fourth spin-off that spotlights the members of the "Yamazaki clan" who are active in the popular chivalry series "Japan Unification." The "Yamazaki clan" is a group of popular characters who are known for their "unification of Japan" and are made up of the main members of the unique Chiyokai, centered around Himuro and Tamura.