Phoenix Wright: Ace Attorney

Gyakuten Saiban (GBA)

Gyakuten Saiban Yomigaeru Gyakuten (DS)

Turnabout Courtroom: Reviving Turnabout (Literal Japanese translation of title)

GBA

JPN release: October 11, 2001

DS

JPN release: September 15, 2005

NA release: October 11, 2005

EU release: March 31, 2006

Super awesome defense attorney game.  Followed by Phoenix Wright: Ace Attorney - Justice For All.

Phoenix Wright: Ace Attorney First Impressions

[1]

[2]

MobyGames entry

Wikipedia entry