It was originally published as a one-shot story in 2004 before becoming a serialized comic in Kodansha's seinen manga magazine Monthly Afternoon from March 2006 to September 2014, with its chapters collected in 12 tankōbon volumes.

The series is licensed by Sentai Filmworks in North America through Section23 Films for home video and streaming via HIDIVE.

Once she claims the addiction as love sickness, the relationship slowly progresses, focusing on the odd bond that comes out of the drool attachment.

[34] The series has been licensed in North America by Sentai Filmworks and began streaming on The Anime Network and Hulu 31 days following its airdate.

[36][37] Sentai Filmworks released a box-set containing the entire 13 episode TV series on Blu-ray and DVD June 11, 2013.