It ain't easy being a genius... Prince Wein is ready to commit treason. And who can blame him? Faced with the impossible task of ruling his pathetic little kingdom, this poor guy just can't catch a break! But with his brilliant idea of auctioning off his country, this lazy prince should be able to retire once and for all. Or that was the plan...until his treasonous schemes lead to disastrous consequences-namely, accidental victories and the favor of his people! (Source: Yen Press)

Extra episode of Mahouka Koukou no Rettousei: Yoku Wakaru Mahouka! included in the BD/DVD.

At the performing arts division of Seisho Music Academy, the ever-evolving stage threads the lives of its students together as they tirelessly hone their craft. Yet, as the girls prepare for a new rendition of the previous year's performance, the carefree Karen Aijou begins to settle for a smaller role. However, her waning passion is reignited by the return of her childhood friend Hikari Kagura, whose sudden transfer to the academy triggers a flurry of changes in the class dynamics. Subsequently, Karen chances upon a secret battleground underneath the school, which houses a set of auditions that will crown its ultimate victor as "Top Star." As she dives headfirst into these enigmatic trials, Karen begins to learn about the tribulations that come with vying for the top. Even if fate wills them apart, Karen and Hikari must fight in hopes of fulfilling their childhood promise: to become stars together. [Written by MAL Rewrite]

The Straw Hats encounter a city in the middle of a whirlpool, called the Ocean's Navel, that is being destroyed by giant monsters. These monsters supposedly protect a treasure capable of granting wishes, but in the process of defeating these guardians, the crew ends up releasing another evil. (aired after Episode 53) (Source: Wikipedia)