The button appeared out of nowhere. There weren’t any signs NOT to push it…so the solution is obvious, right? Is it a trap or the start of something new and exciting? The crews of Re:Zero, Overlord, Konosuba, and The Saga of Tanya the Evil will find out when they go from their world to another and get stuck in…class?! See what adorable chaos they’ll get up to in this collection of shorts!

[Source: Funimation]

Umaru is a renowned beautiful 16-year-old girl in town, living with her elder brother Taihei. She acts a perfect sister with a kind heart, intelligence and popularity, who everybody admires. So who would believe how true Umaru is at home? Sleeping, gaming, watching TV, eating junk food, drinking cola… that's almost all she does at home, leaving all the housework to her brother.

[Source: Crunchyroll]

Sakurai Tomoki, a normal student, tries to live by his motto: "Peace and quiet is the best." The only thing abnormal in his life are the dreams of a girl whose face he can never remember, always waking up with tears in his eyes. He tries to ignore the dream, but one day a beautiful angel descends from the sky... swiftly ending his hopes of a peaceful life.

[Source: AniDB]

Sakurai Tomoki has settled into his life with the two angeloids, Ikaros and Nymph, and is enjoying himself immensely. However, he keeps having weird dreams and asks all of his friends to help him investigate the cause.

Nymph conjures up a device that enables people, but not angeloids, to enter other people's dreams. The device malfunctions at first but eventually they get to what was supposed to be Tomoki's dream but discover that something is very wrong with it.

Later, a meteor comes crashing down from the skies at the site of the large cherry blossom tree where Tomoki first discovered Ikaros. An extremely well endowed blonde angeloid with a huge sword emerges from the meteor and sets off in search of Tomoki!

Specials included with the Blu-ray and DVD releases of Kobayashi-san Chi no Maid Dragon.

Eren and Mikasa enter a new school– Titan Junior High! However, Eren’s hated Titans for years– can he get along with his new (harmless?) classmates? Featuring all of the characters from the main series as you’ve never seen them before, this series is sure to delight fans of Attack on Titan with a human vs. Titan volleyball match, a Titan rock band, and much more!

[Source: Kodansha Comics USA]

Web-ban Working!! is a four-panel web comic spinoff of Karino Takatsu's original Working!! manga series. It takes place at another Wagnaria!! family restaurant location. In the story, Daisuke Higashida gets a job at the restaurant because of family financial difficulties, but no one who works there is normal.

[Source: Anime News Network]

BD/DVD specials.

Sword Art Offline included in the Sword Art Online: Extra Edition Blu-ray and DVD.

Accepting the post of Royal Tutor at the court of the king of Grannzreich, Heine Wittgenstein is a little professor with a big job ahead! Each of the kingdom's four princes has a rather distinct personality. Does their diminutive new instructor have what it takes to lay down some learning? It's a comedy of educational proportions!

[Source: Yen Press]

Episodes bundled with the manga's seventh and tenth volumes.

Specials included on the Blu-ray/DVD volumes.

Episode #1: A 3 minute short featuring Mio and Maria.

Sakuragi Hinako has a hard time talking with others. In order to get over her paralyzing shyness, Hinako leaves her home in the country because she ends up starting school at the high school that has the drama club that she admires and ends up staying at Hitotose-sou. There, she meets Kuina, who loves books and to eat, Mayuki, who’s a bit older but smaller who’s good at cooking, and the quiet landlady with the hot body, Chiaki-san. A cute and fun drama comedy about the former girl who was paralyzed from shyness.

[Source: Crunchyroll]

Shorts taking place in a timeline with multiple Umaru-chans.

BD/DVD specials.

When Natsuno Hanabi went back to her hometown to study in high school, she thought that she will have a new wonderful life. But Tachibanakan, the dormitory she was going to live in, was not what she expected.

A manner movie shown before Re:Zero kara Hajimeru Isekai Seikatsu - Hyouketsu no Kizuna.

[Source: MyAnimeList]

Get ready for a strange but fun-filled adventure with your favorite group of assassins. The killer class is back but this time they’ve got…magic?! In this brand new spin-off series, follow the chibis of Class 3-E as they learn swordsmanship and sorcery at Kunugigaoka Magic School. Their mission? Defeat the evil Demon King Koro Sensei and face the trials and perils of their magical school!

[Source: Crunchyroll]

The Eminence in Shadow chibi-style anime shorts streamed on the KADOKAWAanime YouTube channel and included in the Blu-ray & DVD releases.

Kanako is a sophomore who enrolls in all-girls school because she has a phobia of men and wants to find her destined yuri partner. She meets a captivating freshman named Mariya who fits her criteria—except her seemingly ideal mate happens to be a cross-dressing sadistic boy.

[Source: HIDIVE]

The Eminence in Shadow chibi-style anime shorts broadcast after each episode of The Eminence in Shadow 2nd Season and streamed on the KADOKAWAanime YouTube channel.

Specials included on the Blu-ray/DVD volumes. Super deformed versions of Mio and Maria narrate Basara's various erotic encounters.

Airi and Rise are twin sisters who like to spend their days having fun with their best friend, Maco, eating yummy food and hanging out with their older brother, who idolizes them.

[Source: HIDIVE]

A collection of comedic shorts featuring characters from Re:Zero kara Hajimeru Isekai Seikatsu. A continuation of Re:Zero kara Hajimeru Break Time.

Valentine's Day-themed web shorts for "Demon Slayer: Kimetsu no Yaiba"

A series of shorts featuring super-deformed characters from the the show Tanaka-kun wa Itsumo Kedaruge.

Since ancient times, Japan has upheld the tradition of the 12 Zodiac signs. Eto-musumes (Zodiac girls), who have the appearance and behavior of the animals of the Zodiac, are pure hearted messengers who act as a bridge between humans and the gods. Every 60 years, the “ETM 12” tournament takes place in Tokyo’s Akihabara district, where aspiring girls from all over Japan gather for the chance to become the next zodiac sign. One of those girls is Nya-tan, a cat girl who was tricked by a sneaky rodent and was not able to become a Zodiac girl. There is only one condition to become an Eto-musume: you must defeat the other 12 signs. But with strength bestowed to them from the heavens above, no one has been able to defeat them for 2000 years.

The story begins when Nya-tan meets Takeru Amano!

[Source: Crunchyroll]

A series of comedic shorts featuring chibi versions of the characters of the main show.

The biggest threat to hit the Royal Kingdom?!

Under the guidance of the royal tutor Heine Wittgenstein, the four princes of the Glanzreich Kingdom, who aim to become the next king, have overcome various challenges and gradually grown up, while being confused sometimes. One day, the twin princes from the Romano Kingdom suddenly appear in front of them. Despite their cute looks, their true nature is super sadistic. To handle this unprecedented crisis, Heine and the four princes decide to teach them a lesson?!

[Source: Crunchyroll]

A series of comedic shorts featuring chibi versions of the characters of the main show.

Shingeki no Kyojin Picture Drama is a series of Flash animated gag shorts included with the Blu-ray Disc/DVD releases, featuring the characters in chibi form. Consisting of nine episodes, this series takes a light hearted and comedic take on the the SNK series with many memorable scenes and dialogues from the original series presented in humorous way. Each episodes depicts 2-3 days in the training of the 104th Trainee Corps as they train to become the hope for mankind in the war against the Titans.

A short movie that will screen alongside each of the "K: Seven Stories" films.

Kanako and Mariya are back, and up to their old tricks once again at the Ame no Kisaki school for girls.With Kanako's penchant for breaking out in hives when a boy is near and Mariya's sadistic nature (plus her love of torturing poor Kanako),there's no telling what kind of trouble they'll get into!

[Source: HIDIVE]

Italy, once home of the strongest empire in the world, has changed. This is the story of Italy, now a cowardly pasta-loving fool, and his friends (other personified countries of the world) as they live through strange moments in world history.

[Source: Anime News Network]

Short theater manners animation shown before main movie.

Spin-off of Baka to Test to Shoukanjuu that has been serialized on Famitsu Comic Clear website since 2010.

These specials are included in the Baka to Test Ni! BD/DVD releases.

Mini "Kuma Kuma Kuma Bear" web anime released weekly online.

Special introduction videos posted on the official website.

Web mini-series of "Youjo Senki."

That Time I Got Reincarnated as a Slime × YOHANE THE PARHELION -SUNSHINE in the MIRROR- collaboration chibi short.

Short based on Eiichirou Mashin's school comedy manga Himuro no Tenchi Fate/school life. It follows three girls — Kaede Makidera, Kane Himuro, and Yukika Saegusa — at Homurahara Academy, but has nothing to do with the efforts to restore the Human Order.

[Source: Anime News Network]

Chibi-style Overlord IV parody shorts.