Happy Happy Clover (はぴはぴクローバー, Hapi Hapi Kurōbā) is a Japanese Slice of life manga series created and illustrated by Sayuri Tatsuyama, serialized in Shogakukan's shōjo magazine Ciao from August 2005 to November 2008.

Being friends with Gaku and Haru, she lives a rather good life but she desires to travel with Tabi-Usagi San, a male rabbit she adores but is deemed too young.

The four explore the forest they live in, getting in and out of trouble and learning things as they grow up while at the same time, Chima setting her goals to convince Tabi-Usagi San to take her along to his travels.

Note: Characters' names in English are shown on the right The manga was originally created by Tatsuyama Sayuri.

An Anime adaptation was aired from July 6, 2007 to September 28, 2007 on Kids Station and TV Aichi in Japan.

It was directed by Kazumi Nonaka and the anime only adapts the first 3 volumes of the Manga, only lasting for 13 episodes.

Pieces of Dreams) by Marimomi, the ending theme is titled "Aiiro no Sora no Shita de" (藍色の空の下で, lit.

The Secret of the Spring:Chima and her friends stumble across a lake, which Charaku claims is cursed.

: Things take a turn for the worse as the Bunny Postal Service piles up and Chima eventually gets her injured.

The little ghost turns out to be Mr. Mole's son Maumau who got a bad haircut from his father.