After the E3:
Number of gaming shows left until the Vita launches: 2
Number of gaming shows left until the 3DS launched: 2
We are talking about the situation after the E3 and this is the list of games that were announced there
http://uk.ds.ign.com/articles/109/1097918p1.html
Let's see the japanese support:
Atlus
== Etrian Odyssey
== Shin Megami Tensei
== Shin Megami Tensei: Persona
== Shin Megami Tensei: Devil Survivor
3 games are vaporware for now. The other, Devil Survivor, a port that was first shown this February
Capcom
== Resident Evil Revelations
== Super Street Fighter IV 3D Edition (name not final)
Two games announced. Capcom showed 1 Vita game this E3
Hudson Soft
== Bomberman franchise
== Deca Sports franchise
== Kororinpa franchise
Yeah
Konami
== Konami Baseball franchise
== Contra franchise
== Frogger franchise
== Metal Gear Solid Snake Eater 3D "The Naked Sample"
== Pro Evolution Soccer (Winning Eleven) franchise
Tech demo (not unlike the MGS4 tech demo for Vita), vaporware and sports games. We already know Vita is getting KP games and surely will get PES and baseball games
Level-5
== Professor Layton and the Mask of Miracle (name not final)
One game announced. L5 likes to announce the games at its own show.
Namco Bandai
== Dragon Ball franchise (name not final)
== Mobile Suit Gundam franchise (name not final)
== Pac-Man & Galaga (name not final)
== Ridge Racer (name not final)
== Super Robot Taisen franchise (name not final)
Only Ridge Racer was shown. Surprise, only RRVita was shown.
SEGA
== Sonic 3DS (name not final)
== Super Monkey Ball (name not final)
Only SMB was shown. They showed 1 Vita game and confirmed 4 more in development
Square Enix
== Dragon Quest franchise
== Final Fantasy franchise
== Kingdom Hearts 3D Demo
== Codename: Chocobo Racing 3D
A tech demo of KH and two screens of Chocobo Racing were shown. Yes, this is a lot better than their Vita support for now but S-E Japan was missing this E3
Tecmo Koei
== Dead or Alive 3D (name not final)
== Dynasty Warriors (name not final)
== Ninja Gaiden (name not final)
== Samurai Warriors 3D (name not final)
Pretty obvious that only DoA and DW were in development.
Tomy
== Lovely Lisa 3D
== Naruto Shippuden Action Project
Yeah