A single-bearing reel includes a reel unit (1, 101), a spool shaft (2, 102), a support unit (5, 105), a spool (3, 103), a first restriction member (11, 111), a second restriction member (12, 112), a pair of first seal members (31, 131), a second seal member (32, 132), and a third seal member (33, 133). ...