List of What Did You Eat Yesterday? chapters

What Did You Eat Yesterday? (Japanese: きのう何食べた?, Hepburn: Kinō Nani Tabeta?) is a seinen manga series written and illustrated by Fumi Yoshinaga. The slice of life series focuses on the relationship between Shiro Kakei and Kenji Yabuki, a middle-aged gay couple living in Tokyo, Japan.

The series premiered in 2007, and is serialized by Kodansha in the manga magazine Weekly Morning. It has also been collected in tankōbon volumes, published by Kodansha in Japan since 2007 and by Vertical in North America since 2014; twenty-four volumes have been released in Japanese, and twenty-three in English.