Famitsu News via NeoGAF

Lots of new games...

DS
5/29 - Infinite Frontier (BanNam)
6/19 - Puyo Puyo Special Price (Sega)
6/26 - Our Video Game Exam (BanNam)
6/26 - Band Brothers DX (Nintendo)
7/24 - Twilight Syndrome (Spike)
July - MoeSta~Moemoe Tokyo U English Exam~ (Mirai Shonen)
December - Momotaro Dentetsu 20th Anniversary (Hudson)
Summer - Sangokushi Taisen AMA (Sega)
Perfect Prosecutor (Capcom) (Starring Edgeworth & Gumshoe!!!)
5/22 - Glory of Heracles AKA "Eternal Chronicle") (Nintendo)

Wii
6/5 Shiren the Wanderer 3 (Sega)
6/19 Puyo Puyo Special Price (Sega)
‘08 Battalion Wars VS (Nintendo) I believe this is Batallion Wars 2
“Action Game” (BanNam)
Soul Eater: Monotone Princess (SE)
Fire Emblem for Wii - Unmei no Daichi
06/19 - Super Mario Stadium: Family Baseball
07/03 - Disaster: Day of Crisis (OMG, I'm gonna import this game if the US release isn't nearby)

Information

PERFECT PROSECUTOR
* A law adventure game where you act as the prosecutor.
* Main characters are Miles Edgeworth, Dick Gumshoe
* You control Edgeworth, searching for overlooked evidence and inconsistencies at the crime scene.
* New search and deduction systems are introduced.

Twilight Syndrome: Legend of the Forbidden City (DS/スパイク/7-24)
* New work within the series
* Main character, schoolgirl Mizuki, is led on a chain of horror after receiving a strange chain mail.
* Mizuki: UENO Mami, Riko: HORI Yuri, Reika: SHIHONO Ryo
* Scrolling right and left, you can examine interesting places, checking the truth of rumors

Band Brothers DX(DS/Nintendo/6-26)
* Over 30 tracks chosen from classical and J-pop
* Over 50 different instruments usable
* NES is a usable instrument
* Play guitar by strumming with the pen
* Up to 6-player local jam sessions
* Singing mode with karaoke for both base game and DLC
* Over 100 tracks through DLC

Bomberman WiiWare
Wifi 8-Man Battle Bomberman (WiiWare/Hudson/June)
* Miis usable as player characters

Alien Crush WiiWare
* Pinball game first appearing on the PC Engine in ‘88
* Upgraded graphics

Blue Oasis WiiWare
* Software where you breed fish
* You can watch their movements
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As always with NeoGAF. Some people could be making up things, but most of the information so far seems to be factual. I mean even another Fire Emblem for Wii, that is a sequel to Radiant Dawn is confirmed by the Japanese producers blog.