From Tokyograph:

The popular shojo manga series "Itazura na Kiss" is being adapted to the stage. Galulu member Asami Abe is starring as the protagonist Kotoko, while Ren Yagami plays the male lead Naoki.

Performances will be held at the Theater Sun-Mall from November 27 to December 7.

Some of this information are still tentative, especially the release dates.

STAGE

• Tennis no Oujisama The Imperial Presence Hyoutei Gakuen feat. Higa Chuu (tentative)
Date: July 29, 2008 to early October
Show Venues: Tokyo, Osaka, Aichi, Fukuoka, Hiroshima, Niigata, Nagano, Fukushima, Taiwan, South Korea
** Jump page scan from a random blog ( Read more... )

Some updates... :)

• Movie

Cafe Daikan'yama ~SWEET BOYS~
Starring: Aiba Hiroki, Ookawa Genki, Kiriyama Renn, Baba Tooru
Date: March 15, 208 Q-AX
Official Site: here
Translation of intro and story here.

• Stage

Wild AdapterActor: Ookawa Genki + Axle actors ( Read more... )

Updated with the character roles.

Musical Dear Boys
Official Site
Space Zero Site
Date: December 20-29
Venue: Space Zero
Ticket: 5800 yen
Reservation: November 04, 2007, 10AM
Cast:
• Ikeda Ryuji - Aikawa Kazuhiko
• Tsurumi Tomohiro - Fujiwara Takumi
• Minami Keisuke - Miura Ranmaru
• Ishibashi Shuuhei - Ijii Tsutomu
• Yasuoka Shinpachi - ( Read more... )

Taken from h.a.style; Aiba's Fan Community
Direct Source

Performance Summary
* Dates: October 4, 2007 to October 14, 2007
* Venue: Galaxy Theater* Staff ( Read more... )

According to the latest issue of Shounen Jump, these are the actors who are attending Dream Live 4:

Seigaku
Rokkaku
Rikkaidai
Fudomine: YOH, Miyano Mamoru, Shun Takagi, Fujiwara Yuki
St. Rudolph: Katou Ryousuke, Aoki Kenji, Ohtake Yuki, Shinoda Mitsuyoshi
Yamabuki: Wada Masato, Yazakai Hiroshi, Hayashi Iori, Yanagisawa Takahito, Kawakubo Yuki
( Read more... )

(Sorry, I meant to write this yesterday but I was really busy...)
This information is all from this week's Shonen Jump:

Dream Live 4th **********
Date: March 30-31, 2007
Location: Pacifico Yokohama - Yokohama, Japan
Tickets: Sale date/price information not yet released
Official site: Read more... )

Rock Musical Bleach the LIVE "Bankai Show" code:001 DVD release
Date: 5/20/2007
Price: No price listed, but the others are all 7140 yen.

Next Bleach musical
Title: Rock Musical Bleach: No Clouds in the Blue HeavensDate: Tokyo: 3/21-27; Osaka: 4/3-8 ( Read more... )

According to Shonen Jump and the Nelke newsletter:

『ROCK MUSICAL BLEACH the LIVE “Bankai SHOW code:001”』
(I'm assuming that it's a live show similar to Dream Live)
Date: 1/10 - 1/14/2007
Cast: Bleach myu cast
Place: Tokyo Aoyama Gekijou
Official site: http://pierrot.jp/title/bleach/ ( Read more... )