Penguin Musume (ペンギン娘) is a Japanese manga series written and illustrated by Tetsuya Takahashi. The manga was serialized in the shōnen manga magazine Weekly Shōnen Champion between May 2006 and November 2007. The manga was followed by Penguin Musume Max, serialized in Champion Red from December 2007 to January 2010. An original net animation adaptation titled Penguin Musume Heart was streamed on Nico Nico Douga between April and November 2008.

Plot

The story follows Sakura 'Penguin' Nankyoku and her friends Kujira Etorofu and Nene Kurio through their daily lives. They are often corrupted by either Penguin herself, her economic rival Mary Whitebear, or other people who have interest in the Nankyoku family. Sakura Nankyoku is a total otaku. Due to a fluke, she gets elected as her class' student council president. Everything takes off from there into a series of crazy misadventures revolving around Sakura, her family, and her classmates.

Characters

Main characters

The White Knights

Kurobara Communications

Others

Media

Manga

Penguin Musume is written and illustrated by Tetsuya Takahashi. It was first published in one-shot chapters in Akita Shoten's Weekly Shōnen Champion from April 20 to May 18, 2006. The manga started its regular serialization on May 25, 2006, and finished on November 22, 2007. Its chapters were compiled into three tankōbon volumes, released from February 8, 2007 to February 8, 2008. It was followed by Penguin Musume Max, which was serialized in Champion Red from December 19, 2007 to January 19, 2010. Its chapters were compiled into four tankōbon volumes, released from August 20, 2008 to March 19, 2010.

Original net animation

An original net animation (ONA) adaptation by Picture Magic, titled Penguin Musume Heart (ペンギン娘♥はぁと), was streamed on Nico Nico Douga between April 19, 2008 and November 25, 2008. The series uses three pieces of theme music, one opening and two endings. The opening theme is "Renai Jiyuu Shōjo♀" (恋愛自由少女♀) by Azusa Kataoka, Mariya Ise, Yoshino Nanjou, Sakura Nogawa, Mai Kadowaki and Rina Hidaka. For episodes 1-11, the ending theme is "Yurete Hajikete Afurechau☆Miwaku no Penguin Musume" (揺れてはじけてあふれちゃう☆魅惑のペンギン娘) by Kataoka, Ise, Nanjou and Hidaka, whilst the ending theme for episodes 12-22 is "Yurayura + Yuriyura + Nanananaa" (ゆらゆら+ゆりゆら+ななななー) by Kataoka, Ise and Nanjou, the animation of which was produced by IOSYS.