A damper bearing (10; 30; 80) comprising: a bearing portion (11; 31) that supports a rotary shaft; and a tubular portion (12; 32) located around an outer circumference of the bearing portion (11; 31), the tubular portion (12; 32) having a predetermined radial thickness and having an outer surface attachable to a structural member, wherein the bearing portion (11; 31) is configured as a hydrostatic bearing that supports the rotary shaft with a predetermined bearing clearance between the hydrostatic bearing and the rotary shaft, the tubular portion (12; 32) includes a plurality of planar slits (15; 35; 85) located between the outer surface of the tubular portion (12; 32) and an inner surface of the tubular portion (12; 32), each planar slit (15; 35; 85) having a predetermined width, extending circumferentially, and further extending through an entire axial length of the tubular portion (12; 32), characterized in that: the planar slits (15; 35; 85) are arranged circumferentially at predetermined intervals in the tubular portion (12; 32); each planar slit (15; 35; 85) has an open end at the outer surface of the tubular portion (12; 32), extends radially from the open end, and extends circumferentially in an arc to a predetermined point in a region between the outer surface and the inner surface, and the tubular portion (12; 32) includes a bearing fluid supply hole (19; 39) formed in a region where none of the planar slits (15; 35; 85) is situated, the bearing fluid supply hole (19; 39) extending from the outer surface of the tubular portion (12; 32) to the bearing portion without passing through any of the planar slits (15; 35; 85). a bearing portion (11; 31) that supports a rotary shaft; and a tubular portion (12; 32) located around an outer circumference of the bearing portion (11; 31), the tubular portion (12; 32) having a predetermined radial thickness and having an outer surface attachable to a structural member, wherein the bearing portion (11; 31) is configured as a hydrostatic bearing that supports the rotary shaft with a predetermined bearing clearance between the hydrostatic bearing and the rotary shaft, the tubular portion (12; 32) includes a plurality of planar slits (15; 35; 85) located between the outer surface of the tubular portion (12; 32) and an inner surface of the tubular portion (12; 32), each planar slit (15; 35; 85) having a predetermined width, extending circumferentially, and further extending through an entire axial length of the tubular portion (12; 32), characterized in that: the planar slits (15; 35; 85) are arranged circumferentially at predetermined intervals in the tubular portion (12; 32); each planar slit (15; 35; 85) has an open end at the outer surface of the tubular portion (12; 32), extends radially from the open end, and extends circumferentially in an arc to a predetermined point in a region between the outer surface and the inner surface, and the tubular portion (12; 32) includes a bearing fluid supply hole (19; 39) formed in a region where none of the planar slits (15; 35; 85) is situated, the bearing fluid supply hole (19; 39) extending from the outer surface of the tubular portion (12; 32) to the bearing portion without passing through any of the planar slits (15; 35; 85). the planar slits (15; 35; 85) are arranged circumferentially at predetermined intervals in the tubular portion (12; 32); each planar slit (15; 35; 85) has an open end at the outer surface of the tubular portion (12; 32), extends radially from the open end, and extends circumferentially in an arc to a predetermined point in a region between the outer surface and the inner surface, and the tubular portion (12; 32) includes a bearing fluid supply hole (19; 39) formed in a region where none of the planar slits (15; 35; 85) is situated, the bearing fluid supply hole (19; 39) extending from the outer surface of the tubular portion (12; 32) to the bearing portion without passing through any of the planar slits (15; 35; 85).