Kadokawa Shoten is planning a second "Blood+ Campaign [1]," as a total of 5 Blood+ titles will be released simultaneously at the end on this month:
April 26: BLOOD+ (2) [2], BLOOD+ A Adajio [3], BLOOD+ Yakou Joushi [4]
May 1: BLOOD+ 01 First Kiss [5], and BLOOD+ Russian Rose I [6].
Links:
[1] http://www.kadokawa.co.jp/fair/200604-02/
[2] http://www.kadokawa.co.jp/comic/bk_search.php?pcd=200507000297
[3] http://www.kadokawa.co.jp/comic/bk_search.php?pcd=200507000298
[4] http://www.kadokawa.co.jp/comic/bk_search.php?pcd=200507000299
[5] http://www.kadokawa.co.jp/bunko/bk_search.php?pcd=200512000026
[6] http://www.kadokawa.co.jp/bunko/bk_search.php?pcd=200508000260