The following are known CTRPF AR Cheat Codes for Monster Hunter 3 Ultimate on Nintendo 3DS (3DS).

00040000000B1D00.txt

[one hit kill cheat]
166755B8 00000000

[Max Z L+UP]
DD000000 00000240
D3000000 0823B178
00000000 0098967F
D0000000 00000000