A recording apparatus comprising: a housing; a recording head that is provided inside the housing and performs recording by ejecting liquid on a recording medium; a case (41, 61) that is provided on an outer side of the housing in such a manner that the case can be separated from a side wall of the housing and is able to rotate relative to the housing in a state of being separated from the housing; and a supply tube that is connected to a liquid container body contained and supported within the case by a support mechanism, wherein: the supply tube supplies liquid in the liquid container body to the recording head, a first through hole is provided in the side wall of the housing so as to allow the supply tube to pass therethrough, and the supply tube is configured to be pulled out of the case while remaining connected to the liquid container body; characterised in that: a second through hole is provided in a side wall of the case so as to allow the supply tube to pass therethrough, the second through hole expanding in a longitudinal direction to form a first portion and a second portion expanded from the first portion, the side wall of the case faces the side wall of the housing, such that, in a state where the case is attached to the side wall of the housing, the first through hole faces the first portion of the second through hole. a housing; a recording head that is provided inside the housing and performs recording by ejecting liquid on a recording medium; a case (41, 61) that is provided on an outer side of the housing in such a manner that the case can be separated from a side wall of the housing and is able to rotate relative to the housing in a state of being separated from the housing; and a supply tube that is connected to a liquid container body contained and supported within the case by a support mechanism, wherein: the supply tube supplies liquid in the liquid container body to the recording head, a first through hole is provided in the side wall of the housing so as to allow the supply tube to pass therethrough, and the supply tube is configured to be pulled out of the case while remaining connected to the liquid container body; characterised in that: a second through hole is provided in a side wall of the case so as to allow the supply tube to pass therethrough, the second through hole expanding in a longitudinal direction to form a first portion and a second portion expanded from the first portion, the side wall of the case faces the side wall of the housing, such that, in a state where the case is attached to the side wall of the housing, the first through hole faces the first portion of the second through hole. the supply tube supplies liquid in the liquid container body to the recording head, a first through hole is provided in the side wall of the housing so as to allow the supply tube to pass therethrough, and the supply tube is configured to be pulled out of the case while remaining connected to the liquid container body; characterised in that: a second through hole is provided in a side wall of the case so as to allow the supply tube to pass therethrough, the second through hole expanding in a longitudinal direction to form a first portion and a second portion expanded from the first portion, the side wall of the case faces the side wall of the housing, such that, in a state where the case is attached to the side wall of the housing, the first through hole faces the first portion of the second through hole. a second through hole is provided in a side wall of the case so as to allow the supply tube to pass therethrough, the second through hole expanding in a longitudinal direction to form a first portion and a second portion expanded from the first portion, the side wall of the case faces the side wall of the housing, such that, in a state where the case is attached to the side wall of the housing, the first through hole faces the first portion of the second through hole.