Stand-up type personal watercraft

1. A stand-up type personal watercraft comprising:

a body including a deck and a hull, and containing an engine room formed therein;

an engine accommodated in the engine room;

a standing deck which is provided at the deck, located rearward relative to the engine room, and on which a rider stands;

a pair of deck fins located on a left side and a right side of the standing deck, respectively, and protruding upward;

a muffler through which an exhaust gas emitted from the engine flows, and which reduces a noise of the exhaust gas flowing through the muffler;

a first exhaust pipe which guides the exhaust gas emitted from the engine to the muffler; and

a second exhaust pipe which guides the exhaust gas which has flowed through the muffler, to outside of the personal watercraft,

wherein the muffler is placed below the deck fin located on a first side which is one of the left side and the right side, and accommodated in the hull,

wherein the first exhaust pipe extends rearward on the first side from the engine and is connected to the muffler, and

wherein a portion of the second exhaust pipe extends in a forward and rearward direction in an interior of the deck fin located on a second side which is the other of the right side and the left side.

2. The stand-up type personal watercraft according to claim 1 ,

wherein the first exhaust pipe is connected to a front portion of the muffler.

3. The stand-up type personal watercraft according to claim 1 ,

wherein the second exhaust pipe includes a transverse section which extends from the muffler, transversely through an interior of the body from the first side to the second side, and the transverse section is placed rearward relative to the engine and in front of the standing deck.

4. The stand-up type personal watercraft according to claim 3 ,

wherein an upstream end portion of the transverse section is connected to a front portion of the muffler.