Nintendo and their localization efforts on the Wii.

[mike_intellivision]

Here is a run-down game-by-game. Mostly, the games that have not (or will not) make it to North America are often Japan-centric or examples of game types that don't sell in the US. A game-by-game information follows.

Mike from Morgantown

2007
EyeShield 21
Reason: Japanese Magna series.

2008
Wii Chess
Reason: It’s chess. Third-party substitutes (Fritz Chess) exist.
Disaster: Day of Crisis
Reason: Apparent NOA decision. Did not fit with system theme (M-rated). Mediocre critical reception.
Everyone's Common Knowledge Television [Never released in the USA]
Reason: Japan-centric current events game.
Fatal Frame 4
Reason: Apparent NCL decision. Mediocre critical reception. Buggy game. Rights issues.
Captain Rainbow
Reason: Japan-centric game that would not translate well

2009
NPC Pikmin 2
Reason: NPC games did not sell well in US. (NPC Pikmin can be commonly found for USD$20 or less)
NPC Chibi Robo!
Reason: NPC games did not sell well in US on the Wii.
Another Code R
Reason: Point-and-click games have not sold well in US. Part of non-selling first-party lineup in 2009 in Japan.
Tact of Magic
Reason: Game did not sell well in Japan (10,000). Part of non-selling first-party lineup in 2009 in Japan.
PokePark Wii: Pikachu's Great Adventure
Reason: Name a Pokemon game not to make it to US since the original Stadium. Wikipedia lists a Spring 2010 date.
Everyone's the Star on the NHK Red-and-White Quiz Battle
Reason: Japan-centric quiz game.

2010
Xenoblade
Note: This is Monado: http://news.vgchartz.com/news.php?id=6789)
The Last Story
Note: Announcements expected in March: http://news.vgchartz.com/news.php?id=6788
The Legend of Zelda
Note: See E3 2009.
Kirby Wii
Note: Name a Kirby game that has not made it to US. I can’t find one since the Nintendo Satellaview SFC add-on.
Kensax
Note: Party game collection that may not make it out of Japan.
Start with 100 conversations NHK
Note: Sounds like a Japan-centric title.
Zangeki no Reginleiv
Note: No news yet. May or may not make it to US. May depend on reception of Sin & Punishment 2.