Akikan!
About Akikan!
Daichi Kakeru is a high school student who has never had a girlfriend. Little did he know that everything was about to change when he bought a melon soda on his way home from school as the can came to life in the form of a girl, whom he calls "Melon".
Bandai Channel's Akikan! is an animation and comedy series. It ran for one season of 12 episodes between January 2009 and March 2009.
Its themes are shapeshifting, card, school, and based on light novel. Jun Fukuyama stars as Kakeru Daichi (voice), Aki Toyosaki as Najimi Tenkuji (voice), Ryo Hirohashi as Misaki Miyashita (voice), and Sayaka Narita as Melon (voice).
Oreshura, Osamake: Romcom Where the Childhood Friend Won't Lose, and Chitose Is in the Ramune Bottle make useful companions to Akikan!, all filed under harem and romcom.