Sister Princess Zen'yasai
There were some clips from the Sister Princess TV anime press conference. All 12 of the main character seiyuu, and the staff appeared. They showed some comments by Mochizuki Hisayo.
Then there was a little bit of introduction of the story, and the 12 girls (character).
There were some video clips from the after recording of the TV anime.
They announced that there will be a special Sister Princess stage at the Tokyo Game Show on 3/31 at 14:00. Kuwatani Natsuko, Mochizuki Hisayo, and Mizuki Nana will be the guests.
They showed some videos from the Sister Princess Valentine event that took place on 2/11. There was a short message by all of the seiyuu: Kobayashi Yumiko, Chiba Chiemi, Hanba Tomoe, Yuzuki Ryouka, Kanzaki Chiro, Kakazu Yumi, Yokote Kumiko, Kawasumi Ayako, Mochizuki Hisayo, Mizuki Nana, Horie Yui, and Kuwatani Natsuko.
Natsuko and Yumi went to Animate Ikebukuro to look at the Sister Princess goods that they have on sale there.
Natsuko and Yumi went to Toranoana Ikebukuro to look at the Sister Princess books that they have on sale there.
Natsuko and Yumi went to a bus terminal, where they showed an Odakyuu bus that had the Sister Princess characters painted on it. This bus will be running around Tokyo until May.
Natsuko and Yumi went to the Sister Princess production studio to talk to some of the staff.
The main cast of the anime is the same as the game.