Hanbatsu (domain clique) is a critical designation for the group of people from the former domains in southwest Japan (the domains of Satsuma, Choshu, Tosa and Hizen; they were so-called, Sacchodohi), who occupied important posts in the Japanese government from the Meiji to the Taisho period.
藩閥（はんばつ）は明治から大正にかけて、日本の政府と軍の要職を占めた旧・西南諸藩（薩摩藩・長州藩・土佐藩・肥前藩のいわゆる薩長土肥）出身者のグループに対する批判的呼称である。