Azumanga Daioh is a Japanese comedy manga written and illustrated by Kiyohiko Azuma. It was published by MediaWorks in the shōnen magazine Dengeki Daioh from 1999 to 2002 and collected in four tankōbon volumes. It is drawn as a series of vertical four-panel comic strips called yonkoma and depicts the lives of a group of girls during their three years as high-school classmates. [wikipedia]