AI ga Tomaranai! was originally serialized in Weekly Shounen Magazine until September 7, 1994 (1994 #40). It was then moved to Magazine Special on October 20 (1994 No.11).
The series had three Japanese printings. The first was 9 volumes long under the Shonen Magazine imprint, which was released between September 1994 and October 1997 with the subtitle A.I think so. The second was 8 volumes long under the KC Deluxe imprint, which was released between November 1999 and June 2000. This was the version translated into English as A.I Love You by Tokyopop from February 3, 2004 to April 12, 2005. The third was 7 volumes long, known as A. I Love You Full Version, again under the KC Deluxe imrpint, which was released between November 2004 and June 2005.