Strawberry Marshmallow

is a Japanese manga series by manga creator Barasui about the adventures of four elementary school girls and their older sister-figure. It was created by Barasui for the manga magazine Dengeki Daioh in 2002. In 2005, the series was adapted into an anime series and a PlayStation 2 video game. Three original video animation episodes were later released from February to April 2007. Another OVA project was announced in 2008 called Strawberry Marshmallow Encore and released in 2009.

In Japanese, marshmallow is either or, pronounced roughly identically in fluent speech. The Japanese title of the series is. Confusingly, there is a completely different manga titled.