It was announced during C83 that the IS novels will be re-released under a new publisher and new artist. Volumes 1 through 7 will be re-released with new art and Volume 8 will finally be released April, 25th. What this means for the anime, 4koma, or manga remains to be seen but it looks like IS is finally back.
– Reboot #1 = Comiket 83 Stuff (AKA the selling of the event exclusive stuff)
– Reboot #2 = LN Volume 8 will be released on April 25
– Reboot #3 = LN Volumes 1~7 will have a re-release with illustrations from the new artist, CHOCO [1,2 on April 13; 3,4 on May 13; 5,6 on June 13; 7 on July 13].
– Reboot #4 = Voice Drama + Character Song series [Houki on April 24, Cecilia on May 29, Rin on June 26, Charl on July 31 and Laura on August 28]
– Reboot #5 = IS All Night Event on April 20