Kirby: Canvas Curse

Unlock bonus characters:
Insert Kirby And The Amazing Mirror GBA game into cartridge slot.
Load back a saved game from it.

or

Finish Kirby: Canvas Curse with the GBA game
Kirby's Nightmare In Dream Land in the cartridge.

Unlock Waddle Dee, Buy King Dee Dee (buy for 20 metals):
Finish the game once

Unlock Metaknight (buy for 25 medals):
Buy King Dee Dee Dee to

Unlock Waddle Doo
Finish the game with the following characters:
Kirby, Waddle Dee, King Dee Dee Dee, Metaknight

Unlock Medal Swap extras:
Get the indicated number of medals:

Medal swap - Number of medals:
Bead Line: 6
Course 1-8: 9
King Dedede: 20
Life Boost: 12
Life Boost: 14
Life Boost: 7
Meta Knight: 25
Song One: 3
Song Three: 3
Song Two: 3 -
Tropic Line: 6
Zebra Line: 6

Change title screen:
Finish the game with 100&#37 completion

Unlock extra sound tracks:
Play as kirby and finish the World of Drawcia level

Track number - Title:
24 - The World of Drawcia
40 - Drawcia Demo
41 - Dracia Sorceress
42 - Drawcia Soul
43 - Ending Cinema
44 - Credits

Unlock Block Attack minigame:
Finish Block Attack level two in Boss Games.

Unlock Cart Run minigame:
Finish level two of Cart Run in Boss Games.

Unlock Paint Panic minigame:
Finish level two of Paint Panic in Boss Games.

Unlock Jump minigame:
Finsh the game with all 5 characters

Kirby - Squeak Squad

Unlock mini-game (Boss Endurance) and Cake in Collections menu:
Finish the game at least once.

Unlock Time Attack mode:
Collect all 120 chests and finish the game - in adventure mode.

Unlock Tower in the center of the world map:
Collect all of the secret map pieces from each worlds.

Birthday message:
Modify the system date to the date entered for your birthday in the
system settings to view Happy Birtday grettings.

In-game reset:
While playing the game, hold L + R + Select + Start to jump back to the
starting menu. You can start new a file without turning off the system.

Unlock Fire Sword: You must mix fire and sword.
Unlock Triple Star: Beat the boss in area 8.
Unlock Triple Star: Beat the boss on area 8.

Power Picker:
If you have two bubbles, such as sleep and beam, and you want somthing
else, like cutter, you can drag the sleep bubble onto the beam bubble back
and forth. If you do that enough, you will start seeing mini colored bubbles around the two big ones.
The first color is red, and you would get fire, bomb, or sleep.
The second color is blue, and you would get sleep or ice.
The third will be green, and you would get sleep, beam, or spark.
The fourth will be white, and you will get cutter, swored, or sleep.
The fifth color would be yellow, and you would get ninga, animal, or bubble.
The sixth color would be rainbow, and you woulds get rare things, such as
ghost, metal, bubble, and hammer.,

Kim Possible: Kimmunicator

Unlimited lives - Hold R + L and press Y, Y, Y, X
99 lives - Hold R + L and press A, A, A, Y, X, Y, B, A
Xtra life - Hold R + L and press A, A, A, Y, X, Y
Full health - Hold R + L and press A, A, A, Y
All gadgets - Hold R + L and press Y, Y, X, B, A, Y, Y, A
All clothes - Hold R + L and press B, A, X, Y, A, B
9999 credits - Hold R + L and press Y, Y, X, B, A, Y
Invincibility - Hold R + L and press Y, Y, Y, X, A, B
Stage select - Hold R + L and press X, Y, X, A, X, B

Kekkaishi: Karasumori Ayakashi Kidan

Completion bonuses in Kekkaishi: Karasumori Ayakashi Kidan:
Finish the entire game once to access to the Boss Rush mode and unlock
Tokine as a playable character.

Katekyoo Hitman Reborn! DS Flame Rumble Gaikyoushuu

Unlock Basilicum:
Enter 1, 7, 14, 16, 5, 12, 10, 3 as a password.

Unlock Chikusa:
Finish Arcade mode as Gokureda to unlock Chickusa.

Unlock Didi and Zizi:
Finish Arcade mode as Lambo or I-Pin to unlock Didi and Zizi.

Unlock Hyper Dying Will Tsuna:
Finish Arcade mode as Tsuna to unlock Hyper Dying Will Tsuna.

Unlock Ken:
Finish Arcade mode as Yamamoto to unlock Ken.

Unlock Lancia:
Finish Arcade mode as Mukuro to unlock Lancia.

Unlock M.M.:
Finish Arcade mode as Bianchi to unlock M.M.

Unlock Mukuro:
Finish Arcade mode as Hyper Dying Will Tsuna to unlock Mukoro.

Unlock Squalo:
Finish Arcade mode as Basiliscum on the Hard difficulty level.

Kaitou Rousseau

Unlock Album :
Finish episode 2, chapter 1,

Kahashima Ryuuta Kyouju no Nou o Kitaeru Otona DS Training

Mini-games:
You can unlock the following mini-games in your book by
collecting the indicated amound of stamps.

Unlock Number order memorization mini-game:
Collect at least 1 stamp.

Unlock Syllable counting mini-game:
Collect at least 2 stamps.

Unlock People counting mini-game:
Collect at least 3 stamps.

Unlock Learning tips mini-game:
Collect at least 5 stamps.

Unlock Change your stamp design mini-game:
Collect at least 7 stamps.

Unlock People counting (hard version) mini-game:
Collect at least 9 stamps.

Unlock Math 100 (hard version) mini-game:
Collect at least 11 stamps.

Unlock Multi-step mental math mini-game:
Collect at least 13 stamps.

Unlock Clock reading mini-game:
Collect at least 15 stamps.

Unlock Multi-step mental math (hard version) mini-game:
Collect at least 17 stamps

Unlock Verbal math mini-game:
Collect at least 20 stamps.