I've lost way too many runs to missing red coins. I hope this might help others (and myself) with that problem.

--Eye 2 Eye mission 2--

1. Right after the first elevator
2. On the first rail
3. On the track after the first rail
4. Entrance of the room with enemies and a fan
5. On the ledge after the first moving platform
6. On the same ledge as the previous one
7. At the switch that reveals the ball
8. Between the retracting platforms
9. After the first moving platform in the ball section
10. Last retracting platform

--Heart Attack mission 3--

1. In a barrel on the path of the first sentinel
2. On the path of the second sentinel, right behind the climbable wall
3. In mid-air at the exit of the sentinel room
4. Behind the map at the bottom of the cylinder-shaped room
5. Below a platform in the cylinder-shaped room. Hover to the right from the fan and jump in mid-air to grab quickly
6. High in the air between the 2nd and 3rd platform in the cylinder-shaped room. Can be reached from the 2nd platform.
7. Underneath the contraption that holds Tekayama's heart
8. On the right side of the track, right after the large jump in the ball section
9. On the small bit of floor that separates the first two moving platforms in the ball section
10. On the last narrow section of the ball section

--Chase the Fuse mission 2--

1. On the first wallrun
2. On the first rail
3. On the wallrun-climbing section. Start your climb on the left side to grab easily.
4. In the middle of the wheel
5. Before the first chain point
6. In a barrel right before the half-pipe
7. On the last wallrun
8. In mid-air in the room before the last rail
9. In a barrel right before the last rail
10. At the chain point after the last rail

--Grade in a Cage mission 3--

1. In the pit in the very first room
2. In a barrel in the second to last room. The barrel is at the last corner before the flamethrowers.
3. Up on the higher level platform in the second to last room, in a barrel behind the two ranx
4. To the right of the first elevator in the last room
5. On the lower path leading to the cage
6. On the higher path leading to the cage
7. In a barrel on the balcony that can only be reached from the higher path
8. Bottom of the last room, in a barrel in the far left corner
9. Bottom of the last room, in a barrel in the corner behind the cage
10. In a barrel next to the cage

--Ride the Logs mission 2--

1. Barrel across the river from the starting point
2. In a barrel behind the breakable trees on the left after the first log riding section
3. In the liquid that slows you down, in the corner
4. On the ledge that you can only reach with the chain, in the room with the first rail
5. Barrel down in the hole between the rail and the first captain fight
6. Barrel across the river from the start of the second log riding section
7. Barrel on a ledge in the room with the single large enemy. Go halfway up the stairs leading out, look behind you and jump on the rails. Then use the rail to go right.
8. Barrel on a ledge on the left side of the room with the last rails
9. On the last rail
10. In a barrel across the river from the final forced fight

--Sneak and Destroy mission 2--

1. 1st sentinel room, above three barrels in the far right corner
2. 1st sentinel room, in the near left corner
3. On the ledge below the 1st switch
4. Far left corner of the room with two separate long paths
5. Right corner after the separate long paths
6. "Peninsula" in the room with the chain
7. Between the two rocks in the room after the "stairs"
8. Behind the cannon
9. On the chain that leads to the grade
10. In a barrel on the right side of the ledge behind the grade