==CODES==

-Levels-
Enter the "Level Select Mode" code before entering any of the other level passwords.
+-------------------------------------+-------------------+
| Code                                | Effect            |
+-------------------------------------+-------------------+
| Up, Select, Run                     | Level 2           |
| Right, Select, Run                  | Level 3           |
| Down, Select, Run                   | Level 4           |
| Left, Select, Run                   | Level 5           |
| Up, Right, Select, Run              | Level 6           |
| Hold Run and press Select ten times | Level select mode |
+-------------------------------------+-------------------+

-Sound Test, Invincibility and Ending-
At the title Screen, reset 10 times and then enter the following codes at the title screen
+------------------------------------------------------------+---------------+
| Code                                                       | Effect        |
+------------------------------------------------------------+---------------+
| Holding up-left, I, II, Select, press Run                  | Ending        |
| Press Run, then quickly press and hold I, II, Select & Run | Invincibility |
| Hold Select and press Run                                  | Sound Test    |
+------------------------------------------------------------+---------------+