A tranquil tale about two boys from very different upbringings. On one hand you have Kai, born as the son of a prostitute, who's been playing the abandoned piano in the forest near his home ever since he was young. And on the other you have Syuhei, practically breast-fed by the piano as the son of a family of prestigious pianists. Yet it is their common bond with the piano that eventually intertwines their paths in life. (Source: KEFI)

With the start of the Chopin piano competition, Kai Ichinose, Shuuhei Amamiya, and many other hopeful musicians from around the world strive to reach the top. The stakes have never been higher, and the judges are rigorous when it comes to selecting the winner out of the plethora of talented pianists. This competition is so harsh that even famous prodigies can be easily eliminated. Some play for the money, some play to fulfill their duty to their families, and yet others play for their music to be heard. However, the only one who can reach the top is the one who embodies the spirit of the music Frédéric Chopin crafted for future generations. With the stakes higher than ever before, rivalries, friendships, and family ties will be tested, and each pianist will find their own sound. [Written by MAL Rewrite]

Piko-tarou will improvise the story of each three-minute episode using an illustration by the anime's director Takashi Taniguchi. He will tell each story in the style of a fairy tale and voice every character, including himself. (Source: ANN)

One day, Kei Kusanagi notices a strange glowing woman by the lake. He discovers that the woman is actually an alien officer from the Galaxy Federation named Mizuho Kazami, and even more shocking—she's also his teacher! In spite of this setback, he and his teacher gradually get to know each other and a romance blossoms between them. However, soon enough, the principal of the school finds out about their relationship. The solution? Get married!

Together, the newlyweds must keep their marriage a secret, not only from Kei's high school friends, but also the Galaxy Federation. Onegai☆Teacher is the fragile but comedic love story of an alien and her student.

[Written by MAL Rewrite]