is a Japanese monthly seinen manga anthology published by Kodansha under the Afternoon line of magazines. The first issue was released with a cover date of January 25, 1986. Each issue typically has around thirty ongoing stories by various authors and runs about 800 pages. Afternoon has spawned many successful seinen manga series such as Oh My Goddess!, Genshiken, Blade of the Immortal and Big Windup! It is part of Kodansha's "1day" series, which also includes the magazines Morning and Evening. In its October 2008 issue, a spin-off magazine called good! Afternoon was announced to be launched.