Kingdom Hearts 358/2 Days

Kingdom Hearts 358/2 Days (キングダム ハーツ 358/2 Days) is an action role-playing game developed and published by Square Enix for the Nintendo DS with assistance from h.a.n.d. Inc. It is an installment in the best-selling Kingdom Hearts series. The game features Roxas during the time period of Kingdom Hearts: Chain of Memories after Sora entered a deep sleep. This game will explore the time from Roxas's creation until his confrontation with Riku that leads to his placement in the data-based Twilight Town in Kingdom Hearts II. It is said to be in full 3D as a single and multiplayer game. The game was announced at the 2007 Tokyo Game Show. Currently the title is only confirmed for a Japanese release, though Square Enix has plans for releases in other territories.

Gameplay
The gameplay is similar to the action role-playing game style of the previous games in the series. 358/2 Days will make minimal use of the system's functionality. The game will feature both single player and multiplayer gameplay. The single player mode will be story based focused on Disney worlds from past games and will progress in days. The two modes will be linked in that character growth will be shared between them.

Multiplayer
Cooperative multiplayer was one feature on display at the 2007 Tokyo Game Show demonstrating that players can work together, in addition to the traditional use of AI controlled partners. The multiplayer gameplay is separate from the single player story and will be mission-based, which include boss fights and competitive player battles. It will also allow up to four players to play as one of the thirteen members of Organization XIII. Each member will have different weapons and skills. 358/2 Days ' multiplayer will also feature a chat system for communication between players, but will be different from PictoChat in that everyone will draw on the same screen.

Plot
358/2 Days revolves around the untold events of Roxas during his time with Organization XIII and will take place during the year that Sora was asleep between the events of Kingdom Hearts: Chain of Memories and Kingdom Hearts II. . Tetsuya Nomura has noted that the game's prologue will cover the "birth" of Roxas, but the gameplay will start from when he enters the Organization. The initial trailer showed most of the events in Twilight Town. Organization XIII's headquarters was also featured.

Characters
Like previous Kingdom Hearts titles, 358/2 Days will feature numerous Disney characters. Confirmed characters include Roxas, Axel, King Mickey, members of Organization XIII, and a new member of Organization XIII. Nomura has confirmed that Disney characters will appear in the game, but in a different form.