
It is located in the vertical section on the left where Mario climbs up orange platforms.

Star Coin 1: The first Star Coin can be found enclosed by a Grinder that travels on a reverse L-shaped track.To defeat her, Mario has to stomp on Wendy's head three times when it is dry, or use Fire Mario or Gold Mario to attack her at any time. Blowing her whistle causes Cheep Cheeps to swim in the water from each pipe, or cause them to jump out of the water below when it is dry. She can cause the room to be filled with water in which state Mario cannot attack her using jump moves, but with fireballs. Koopa, whose battle takes place on a long orange platform with water below and blue pipes on both sides.

A Bone Goomba can be found, followed by more large Grinders in an area with platforms that move up and down. Then Mini Mario must wall kick and touch the Grinders to defeat them and get extra points. There is a Mini Pipe above which leads to a hidden area with two ? blocks, one with a coin, while the other with a Super Star. The next section features many more Grinders, as well as Big Grinders on tracks along the path. Another ? Block containing a Super Leaf can be found. At the top is a door leading to the following room, where the checkpoint can first be found. This is followed by a Dry Bones and a vertical section where Mario has to climb up a series of orange platforms while avoiding even more of the Grinders.

A Bone Goomba follows, along with a hallway of coins above a Grinder's track. This is followed by more Grinders bouncing from their tracks. This is followed by two ? Blocks, one of them with a Super Leaf. Mario begins on a platform which is being circled by a Grinder.
