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]

In a town far away, Lucy, Natsu and Happy, from Mashima's Fairy Tail manga, are on a mission to find a troublemaker and deal with her. Due to unknown circumstances they get separated. The same happens to Elie and Haru, from Mashima's Rave Master manga. Lucy and Elie manage to meet each other and together they try to find their respective partners..

How do you resolve a conflict between powerful spirits of famous heroes for a prize capable of granting any wish? Wage a war that will cost your blood, sweat, and tears? Too much work—how about a game-show competition instead?

Carnival Phantasm takes a number of characters from Type-Moon's original works, and puts them in a variety of light-hearted scenarios which parody their respective series. Watch Lancer suffering due to his low luck stat, or watch the egotistical King of Heroes gladly kneel to a dominatrix King of Knights. Just remember to leave your sanity at the door.

The first Yamada-kun and the Seven Witches Blu-ray and DVD box sets will ship on August 26 with a crossover Yankee-kun to Megane-chan (Yankee-kun and Megane-chan) anime as a limited-edition bonus.

The two manga series already inspired a one-shot crossover manga in 2013.

[Source: Anime News Network]

While riding with Jack Atlas and Crow Hogan, Yuusei Fudou's Stardust Dragon is captured by Paradox, a mysterious Turbo Duelist from the future, during a Turbo Duel and turned into a Sin Monster. With the help of the Crimson Dragon, Yuusei chases after Paradox as he enters a time slip, ending up in the past. During this time, Paradox duels against Jaden Yuki, who is still able to use the powers of Yubel and The Supreme King. However, by this time Paradox had also captured Cyber End Dragon and Rainbow Dragon and overwhelms Jaden. He is saved thanks to Yuusei and the Crimson Dragon. Jaden informs Yuusei of Paradox's true intentions. By stealing various monsters from across time and turning them dark, he plans to kill Maximillion Pegasus, the creator of Duel Monsters, preventing the game from being created and causing the events of all three series to never happen.

Yuusei and Jaden agree to pursue Paradox, which leads them to the past and causes a meeting with the King of Games, Yuugi Mutou. However, by the time Yuusei and Jaden arrive, Paradox had already attacked his time, supposedly killing both Pegasus and Yuugi's grandpa, and had also managed to steal Blue-Eyes White Dragon and Red-Eyes Black Dragon. After explaining everything to Yuugi, he agrees to fight with Yuusei and Jaden against Paradox in the ultimate three-on-one duel to free the trapped monsters and save both the world and time itself before it's too late.

[Source: Wikipedia]

A DVD-only episode bundled with the special edition Take Moon volume.

Caren Ortensia attempts to control the world using money with varying degrees of success, Phantas-Moon receives a movie adaption of her T.V. show, and Shiki is involved in a love plot that spans years.

[Source: Wikipedia]

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

In a country called Vesparand, a new mineral with super stealth properties has been discovered which attracts Lupin's attention. At the same time the untimely deaths of Queen Sakura and her son, Prince Gill, leave Princess Mira next in succession to the throne. During a trip to Japan, Princess Mira finds her double in Ran and takes the opportunity to trade places, which ends with Ran being spirited away to Vesparand with Conan, Zenigata, Kogoro Mouri, Lupin and Fujiko in tow. There they meet a waiting Jigen and solve the mystery of the deaths of the Queen and Prince.

[Source: Anime News Network]

A new episode of Carnival Phantasm released on the Type-moon Fes - 10th Anniversary Event - Blu-ray.

――This is the story of a small miracle.
Stars from different universes and different times that were never meant to cross paths. By irony of fate, these stars come together in “Kaginado Academy”.
What awaits them there is a lively school life full of hope and dreams.
The wonderful encounters provide the stars with new radiance.
What awaits beyond that radiance...?

[Source: official website]

A collaboration between Blue Exorcist and Kakko Kawaii Sengen.

Collaboration anime between Gintama and Monster Strike.

The story of the original manga begins when a girl named Emi uses a pencil that can grant any wish. Emi gets caught up in the robbery of a convenience store, and her life is in danger. She uses the pencil to wish for a "hero that will save everyone." Four heroes appear in response to Emi's wish to change the course of the future. The anime will have a different story from the original manga.

[Source: Anime News Network]

These two martial arts manga masterpieces finally cross paths! An unbelievable collaboration between the anime series "Baki Hanma" and "KENGAN ASHURA," both of which are now streaming only on Netflix, is brought to life in anime!

This hard-hitting crossover that could only happen on Netflix is sure to shake the world!

[Source: Netflix]

As Shinsei Inazuma Japan was about to have a match with Inazuma Legend Japan, a mysterious attack of a person and a swarm of robots interrupted, and another mysterious girl's power drove the world into another dimension. As the world of Inazuma Eleven Go and Danball Senki W met, the two teams must work together to find out what happened to their worlds.

[Source: Wikipedia]

Parody opening for a spin-off of Mahou Shoujo Madoka Magica, starring the characters from the upcoming visual novel game SoniComi by Nitro+.

This was released by Nitro+ as an April fools' prank, complete with an official website announcing a full TV series.

The overall story of the film is that Pandora and Akubi are crossing dimensions to collect the "fragments of disaster," which have the power to destroy worlds. The first half of the film takes place in the setting of an American Western, and the second half of the film takes place on a snowy mountain where mysterious spirits exist.

[Source: Anime News Network]

In the new film, the two title characters will meet and battle because of a certain incident. The tagline reads, "Who will survive…?"

[Source: Anime News Network]

A short promotional video cross-promoting Monogatari and Okitegami Kyouko no Bibouroku.

One day, the Pretty Cures receive an invitation to a party in their honor. Everyone is heading to the party venue, the school of fairies, but awaits a mysterious shadow. The shadow steals transformation objects! What can they do? If the Cures can not be converted are in big trouble! If this continues, the school, our world and everything else will deborado by that shadow! The 32 Pretty Cures will fight to protect everyone!

[Source: Wikipedia]

A mysterious girl named Sakura appears before Cure Whip. Sakura comes from another world, where one day the evil Karasutengu crow-billed goblin, bent on stealing the world's pretty things, emerges and kidnaps her friend, a fox named Shizuku. Sakura seeks out the Precure for their help.

[Source: Anime News Network]

Mirai and Rico come to the human world to play, but are separated when the witch Sorciere and her servant Torauuma suddenly appear. Their aim is to acquire the tears of the 44 Precure girls, using them for her "Most Evil Magic." Only the friendship of all 44 Precure girls will allow them to protect the world.

[Source: Anime News Network]

A collaboration anime project of Anime Tenchou and Touhou animated by ufotable. The anime was shown at the 2010 Animate Ichioshi Bishojo Anime Matsuri.

The PreCure girls are locked in the world of "today." The character who holds the key to the story is Miracurun, the spirit who is in charge of "tomorrow" and has the mysterious power to create Miracurun Light. Meanwhile, Refrain, the spirit in charge of "yesterday" who is an enemy aiming at Miracurun, appears and tries to change the world to "a world where tomorrow will never come" by repeating the same "today" every day.

[Source: Crunchyroll]

A spring carnival held in the country of dance and song, Harmonia, is beginning. Haruka Haruno and her friends also join the festival to learn dance and song from their senior Precure warriors. However, the fairies go missing, and the carnival is thrown into confusion. Even worse, the announcers Odoren and Utaen seem extremely suspicious, and the guardian dragon of Harmonia has started a rampage, angry at the chaos at the carnival. In order to protect the peace of Harmonia, the 40 Precure warriors work together to create a miracle through dance and song filled with hope.

[Source: Anime News Network]

The world of children's dreams is threatened, so the Precure girls from 11 television anime unite to defend everyone's dreams.

[Source: Anime News Network]

The ultimate spacetime travelers are back and facing down an unthinkable danger! In an eerily parallel Shibuya, Gatchaman stares down his own death and encounters his former mentor, Dr. Nambu. Luckily he has some backup from the legendary Joe the Condor.

Milky Holmes are doing well and solves cases one by one. Student council suddenly thought they should get graduated from the academy, and gave them a graduation test. The content of the graduation case she chose is... Aichi Sendou's Card stolen case!

[Source: MyAnimeList]

A special included in the Eiga Yes! Precure 5 GoGo! Okashi no Kuni no Happy Birthday movie.

Joker has come to Japan to steal the Eagle Talon Society's secret weapons in his continued scheme for pure chaos. However, the Justice League is on his trail, but there's something off with Batman. Now, it's up to Eagle Talon to go find out what's wrong with Batman, and that means going back in time to Bruce Wayne's most traumatic experience, the murder of his parents. If that wasn't enough to worry about, the Eagle Talon Society also have to keep their eyes on their production budget, especially with most of that money going toward the licensing fee for DC's popular characters. Will the Eagle Talon Society and the Justice League be able to stop the Joker before their budget dries up, and they're reduced to simple stick figures!?

[Source: DLE via Anime News Network]

Nodoka and the others obtain something known as the "Dream Pendant" which gives them the ability to see holographic images of various things in Tokyo. These things vary from fish to animals to sweets!

[Source: Pretty Cure Wiki]

The heroes of the series Mazinger Z and Devilman fighting against the evil Demon Clan.

An episode of Ketsuekigata-kun that acts as an advertisment for Ketsuekigata-kun and Teekyuu DVDs aired in Ketsuekigata-kun's regular time slot a week after episode 12.

Played at Dengeki Bunko's Movie Festival on 21 April 2007 before the Shakugan no Shana, Inukami! and Kino no Tabi movies. It was later released on DVD and sold at Dengeki's 15th Anniversary event.

Announced at the "Pretty Rhythm Christmas -Prism Stage- Event," the movie will compile Prism Show scenes from all three seasons.

Residents of the Prism World Momo and Penguin-sensei work together to introduce various Prism Shows throughout the history of Aurora Dream, Dear My Future, and Rainbow Live. Within the many Prism Shows performed by Aira, Mia, Naru and their friends, only ten rank on top.

[Source: Anime News Network]

Kouji and his friends have defeated Dr. Hell and are now enjoying a break, but suddenly a strange prophet appears and warns everyone of an oncoming danger, mechanical beasts never seen before start appearing all around the world wrecking havoc. Its up to Kouji and his Mazinger Z to stand up to this threat but it seems he is vastly outnumber and outmatched.

This film served as an alternative link between the Mazinger Z TV series and the Great Mazinger TV series. It basically introduces Great Mazinger to the audience, as well as his enemies from the Mikene Empire.

Ponkotsuland Saga is a collaboration between Ponkotsu Quest and Vinland Saga.

Shown as a bonus movie with the theatrical screening of Mahou no Tenshi Creamy Mami: Long Goodbye and Mahou no Princess Minky Momo: Yume no Naka no Rondo.

[Source: AniDB]

The year is 2002, and the Marine Express, the first underwater train between America and Japan, is ready for its maiden voyage. The chief engineer suspects that the train's test run will be used for illicit purposes and hires private detective Ban Shunsaku. He arrives to his client's mansion only to find that he has just been murdered. Armed with just a glimpse of the murderer's face, Shunsaku boards the Marine Express to get to the bottom of this mystery. This job, however, is much more than what he bargained for, as the train holds secrets beyond anyone's imagination.

[Source: Anime News Network]

New "Peeping Life" TV series featuring characters from Tezuka Productions and Tatsunoko Production franchises and characters from the previous Peeping Life series.

[Source: Anime News Network]

A parody-esque epilogue to both Shamanic Princess and Mahou Tsukai Tai!.

As a marketing ploy back when Shamanic Princess was first released, buyers who purchased all six first edition LD's of both Shamanic Princess and Magic User's Club, and sent in their proof of purchases before a deadline received a special OVA entitled Shamanic Princess vs. Magic User's Club. It was never sold in stores and was a special omake by the series' creators to the fans. The OVA contains an epilogue to both series, which is fitting considering they both came out at the same time.

[Source: Wikipedia]

Various characters from Go Nagai works including Devil Man, Mazinger, and Violence Jack, become trapped in a parody world where they all be come super deformed. They get trapped in this mishmash, fighting each other and are trying to figure a way back to their own world.

Domo-kun and Charo meet a strange girl in the hustle and bustle Tokyo. Since "that day", she has not gone back home. When Charo gives the girl a wreath of Gerbera plants, she accidentally sneezes. A burst of magic came out of the Gerbera, and a flower train emerges from the middle of a flower garden. As the three board the flower train, it starts moving toward the girl's hometown. However, what awaits them is a ferocious storm!

Animated short to support the reconstruction of areas hit by the 2011 Great Eastern Japan Earthquake.

[Source: Official website]