* Based on a manga series written and illustrated by Namori.

Akaza Akari, Yoshikawa Chinatsu, Toshinou Kyouko, and Funami Yui return to commemorate an exciting occasion! Despite their initial bizarre celebration ideas, they decide to hold a party at their Amusement Club room. With the help of friends from the Student Council, they start preparing for the big day—with a surprise planned for a special someone.

Join the girls as they work together to create an enjoyable and memorable party, all the while interacting with one another with their cute and unique quirks.

Source: MAL

Note: A Blu-ray Disc of the OVA was delivered on September 18 to backers who participated in a related crowdfunding campaign. Its retail sale started on November 13.

AniDB | ANN | MAL | TVDB | Wiki (en)

Prequel: Yuru Yuri San Hai!
Side story: Mini Yuri