In the year 2047, mankind discovered a rare metal ore called Gaimetal, which possessed a huge amount of energy, and mining for these strange metal ore begins all over the world. However, in 2075, humankind were been constantly attacked by Gaist, a race of metallic creatures whose bodies were encrusted with Gaimetal, thus forming the GCG (also known as Gaist Crusher Garrison), an organization tasked with dealing against the Gaist. In 2064, the GCG send out mankind's line of defense: the Gaist Crushers, humans who can wear a special Gaimetal armor called Gaist Gear, and battle the Gaist,as well as the threat opposed by a mysterious organization called Erasers. (Source: Wikipedia)

In a fictional school, Tender Tank Rareko is constantly opening absurd yet strangely enthusiastic debates, this way creating a lively classroom life. Bringing up tremendous themes, she and her classmates exchange words like sword-strokes, and here and there even a profound remark is slipped in. A fun and informative debate comedy, packed into only five minutes each time. (Source: AniDB)

A heated battle is once again revving up at Basara Academy between baseball star Masamune Date and soccer ace Yukimura Sanada. What's more, ever since student council chairman Hideyoshi Toyotomi received a suspension, leaving the seat up for grabs, a host of class warlords have become embroiled in a quest for supreme power. Amid Ieyasu Tokugawa's appeals to bonds of kinship and Mitsunari Ishida's fervor to defeat him, who will wrest ultimate control of the domain in troubled times? (Source: TBS Global Business)

After losing both parents in a fatal plane crash, teenager Ryuuichi Kashima must adjust to his new life as the guardian of his younger brother Kotarou. Although Ryuuichi is able to maintain a friendly and kindhearted demeanor, Kotarou is a reserved toddler still too young to understand the reality of the situation. At their parents' funeral, they are approached by Youko Morinomiya, the stern chairman of an elite academy, who decides to take them under her care. However, there is one condition Ryuuichi must fulfill in exchange for a roof over their heads and enrolment in the school—he must become the school's babysitter. In an effort to support the female teachers at the academy, a babysitter's club was established to look after their infant children; unfortunately, the club is severely short-staffed, so now not only is Ryuuichi responsible for his little brother, but also a handful of toddlers who possess dynamic personalities.