Genre :Romantic comedy
Light novel
Author Riku Ranj?
Illustrator Hiro Suzuhira
Publisher Flag of Japan Shueisha
Demographic Male
Publishing label Super Dash Bunko
Published May 24, 2007 ? ongoing
Volumes 6
Manga
Author Momotaro Miyano (art)
Publisher Shueisha
Demographic Seinen
Magazine Ultra Jump
Original run October 18, 2008 ? ongoing
TV anime
Director Y?ji Himaki
Studio Brain’s Base
Original run January 3, 2009 ? ongoing
Episodes 13

Sypnosis:
Akikan (?Empty Can?) is the unlikely story of high school boy Kakeru Daichi, whose can of melon juice soda magically transforms into a human girl. More “akikan” girls begin appearing, each of them needing to be infused with carbon dioxide from kissing to survive.