It refers to "Danjuro ICHIKAWA" (a stage name taken on by kabuki actors of the Ichikawa family) which is the "soke" (head of the family) of the Ichikawa family of kabuki, and during Danjuro's absence, it refers to one of the family heads of the soke, Ebizo ICHIKAWA, Shinnosuke ICHIKAWA, or Sansho ICHIKAWA (Refer to 'Naritaya').
歌舞伎の市川一門の宗家である市川團十郎をさす語、また團十郎が不在のときは宗家の当主である市川海老蔵・市川新之助・市川三升のいずれかをさす語→「成田屋」を参照。