| 摘要 |
PROBLEM TO BE SOLVED: To secure riding comfort of a seat at low cost. SOLUTION: The seat 19 of a motorcycle is constituted by a seat bottom plate 80, a cushion material 90 put on the seat bottom plate 80, and a covering material 100 covering a top surface of the cushion material 90. A compression quantity C1 of the cushion material 90 at a buttocks point HP1 with which buttocks of the occupant are brought into contact directly is set larger than a compression quantity C2 at a part with which the buttocks are not brought into contact.
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