I's Pure

I"s (pronounced "Eyes") is a Japanese manga series written and illustrated by Masakazu Katsura. I"s was serialized in Shueisha's Weekly Shōnen Jump from 1997 to 2000, with its chapters collected into 15 tankōbon volumes. It was adapted into a two-episode original video animation (OVA), titled From I"s, in 2002, and a six-part OVA, called I"s Pure, which was released in 2005 and 2006. The manga and both OVAs were licensed in North America by Viz Media. The manga was released from April 2005 to September 2007, while the OVAs were released as a box set in March 2009. By 2008, the I"s manga had over 10 million copies in circulation.