A tilting pad bearing (1, 1A, 1B) comprising: a plurality of pads including a pad surface slidably supporting an outside surface of a rotor shaft that rotates about an axis; a housing formed in an annular shape about the axis, covering the plurality of pads; a support portion disposed between the housing and the pads in a radial direction with reference to the axis and supporting the pads swingably with respect to the housing; and a fluid supply unit configured to supply a fluid from an outside of the housing to the pad surface, wherein the pad includes a pad outside surface facing a side opposite to the pad surface in the radial direction (Dr), the pad outside surface is provided with a pad recess; the housing includes a housing accommodating recess in which the support portion is accommodated, the support portion includes: a pivot including a pad support surface in contact with the pad outside surface and a pivot curved surface curved facing and protruding toward a side opposite tc the pad support surface in the radial direction (Dr), the pivot is fitted into the pad recess, a liner disposed between the housing and the pivot and including a first liner surface formed linearly and being in contact with the pivot curved surface, when viewed from a circumferential direction about the axis (Dr), and a biasing member (43, 43A, 43B) disposed between the liner and the housing, biasing the liner toward the pivot with respect to the housing, the fluid supply unit includes a pad flow channel formed, in the pad, opening on the pad surface, a pivot flow channel formed, in the pivot, communicating with the pad flow channel, and a housing flow channel formed, in the housing, communicating with the pivot flow channel, the housing accommodating recess includes a first accommodating recess and a second accommodating recess, the pivot is arranged in the first accommodating recess such that a part thereof protrudes toward the pad, a protruding part of the pivot is fitted into the pad recess, the second accommodating recess is further recessed from a bottom surface of the first accommodating recess toward an outer side in the radial direction (Dr), the bottom surface is facing an inner side in the radial direction, and the liner is disposed in the second accommodating recess such that a part thereof protrudes toward the pivot. a plurality of pads including a pad surface slidably supporting an outside surface of a rotor shaft that rotates about an axis; a housing formed in an annular shape about the axis, covering the plurality of pads; a support portion disposed between the housing and the pads in a radial direction with reference to the axis and supporting the pads swingably with respect to the housing; and a fluid supply unit configured to supply a fluid from an outside of the housing to the pad surface, wherein the pad includes a pad outside surface facing a side opposite to the pad surface in the radial direction (Dr), the pad outside surface is provided with a pad recess; the housing includes a housing accommodating recess in which the support portion is accommodated, the support portion includes: a pivot including a pad support surface in contact with the pad outside surface and a pivot curved surface curved facing and protruding toward a side opposite tc the pad support surface in the radial direction (Dr), the pivot is fitted into the pad recess, a liner disposed between the housing and the pivot and including a first liner surface formed linearly and being in contact with the pivot curved surface, when viewed from a circumferential direction about the axis (Dr), and a biasing member (43, 43A, 43B) disposed between the liner and the housing, biasing the liner toward the pivot with respect to the housing, a pivot including a pad support surface in contact with the pad outside surface and a pivot curved surface curved facing and protruding toward a side opposite tc the pad support surface in the radial direction (Dr), the pivot is fitted into the pad recess, a liner disposed between the housing and the pivot and including a first liner surface formed linearly and being in contact with the pivot curved surface, when viewed from a circumferential direction about the axis (Dr), and a biasing member (43, 43A, 43B) disposed between the liner and the housing, biasing the liner toward the pivot with respect to the housing, the fluid supply unit includes a pad flow channel formed, in the pad, opening on the pad surface, a pivot flow channel formed, in the pivot, communicating with the pad flow channel, and a housing flow channel formed, in the housing, communicating with the pivot flow channel, a pad flow channel formed, in the pad, opening on the pad surface, a pivot flow channel formed, in the pivot, communicating with the pad flow channel, and a housing flow channel formed, in the housing, communicating with the pivot flow channel, the housing accommodating recess includes a first accommodating recess and a second accommodating recess, the pivot is arranged in the first accommodating recess such that a part thereof protrudes toward the pad, a protruding part of the pivot is fitted into the pad recess, the second accommodating recess is further recessed from a bottom surface of the first accommodating recess toward an outer side in the radial direction (Dr), the bottom surface is facing an inner side in the radial direction, and the liner is disposed in the second accommodating recess such that a part thereof protrudes toward the pivot.