Youtarou is a high school freshman, who, for a long time, believed himself to be an only child. However, after his only relative dies, he is taken into a family, and suddenly discovers that he is now the brother of 19 sisters, ranging from the eldest who is 18 years old, all the way to the youngest, who is 0 years old!

Sato Ichiro once called himself 'Maryuin Koga' and behaved as if he were a hero in a fantasy world. His strange behavior caused his classmates to bully him and he left the school. At his new school, he tries to behave like a normal boy, but one day he meets a girl who cosplays with a blue cape. She calls herself "a researcher traveling from the outer world to search for the 'Dragon Terminal'". At first, Ichiro rejects the girl, Sato Ryoko, because her behavior reminds him of his embarrassing past, but he changes his mind after seeing her getting bullied. In order to bring Ryoko back to real life, Ichiro accepts her and his past and begins the final battle as Maryuin Koga.

**HE’LL PROTECT HER SECRETS BY ANY MEANS NECESSARY…** The Dungeon City is a wicked place filled with crime, debauchery, and death. Its one shining light is Arwin, the beautiful Crimson Princess Knight. She and her brave party of adventurers descend into the dungeon at the city’s center, seeking a legendary treasure with the power to rebuild the princess’s fallen kingdom. Many yearn to be by her side, but that spot is already taken by Matthew, a man despised by all in town as a cowardly weakling. Everyone thinks he is scum who just spends her hard-earned money on booze, women, and gambling. No one in the city—not even the princess knight— knows what Matthew is truly capable of. *Source: Yen Press, Vol. 1*

Though he received the skills necessary to teleport across worlds, the king who performed the summoning ritual attempted to trick him into wearing a slavery collar, this annoyed him so he kidnapped the princess and returned to Earth. While traveling between worlds with the skills he received, together with the kidnapped Princess and his little sister, they lived happily ever after? (Souce: NovelUpdates)

Asaba Naoyuki is an ordinary high school student. As a member of his school's press club, he's just spent the summer camping outside the local military base, in hopes of seeing the UFOs that are secretly kept there, according to local legend. Returning to school, he meets a strange girl, Iriya Kana, and gradually comes to realize that she is more than merely strange - and that a dark secret lies beneath the world that he knows.

What was left for the boy, was just the girl. And what the girl chose, was just the boy. Human siblings living in a remote village, elven siblings living deep in the forest. The peace of theirs, who should not have been friends, should have continued forever. However, when the elves suddenly started an invasion on the human world, the feelings of the four were torn apart and they took different paths. Eventually, the human boy Imina and the elf girl Ellis stood on the battlefield. The sword he holds is crimson. The same color that had flowed on it, and will flow on it from then onwards... The sharp, blood-colored dark fantasy begins here! (Source: Kadokawa, translated)

A young noblewoman once dreamed of becoming a magic user like in the old tales, but her time in magic school has dimmed her passion. One day, a mysterious man comes to her rescue in the forest, using magic like in the old stories. Despite the fact that he is clearly skilled in magic, he is thrilled by the idea of learning new techniques. Since the only way to do that in this day and age is in magic school, he alters his appearance to school-age and decides to accompany her back to school! (Source: MangaHelpers)

Houjou Yuuji, 30 years old, jobless, hikkomori for 10 years. Using his parents’ death as the impetus, he decides to rid himself of his hikkomori life and leaves the house. What awaited him, however, was a different world that he was not used to, creatures strutting about that he didn’t recognize. This is the story of a man transported to the another world, as he lives in relative peace with his beloved dog Kotarou – his house, with electricity, water, gas, and the internet somehow still connected. One day while exploring the forest near his house he finds a girl named Alice, and becomes her guardian. Thus, 4 years after he is transported to this world, Yuuji resolves to venture into his first town.

Original prequel story to the movie.

Failed on his job-hunting, shut-in Sagara Kurohiko went to the mountain on the day of a typhoon where he is struck by lightning and dies. But he is still alive, in a strange land with a great holy tree. To his surprise, his physique has rejuvenated to when he was teen. Brought to the academy near the tree, he is soon suspected as a spy from another country, and was brought to the headmaster. An accident happened on the way, which enraged the headmaster. Before Kurohiko can get blasted by magic, his eyes laid upon an old parchment. He took it and read the contents. Suddenly four holes appeared and black chains came out from each of it, binding the headmaster. It is then revealed that Kurohiko just recited an incantation of "Forbidden Art," an art which is extremely powerful from a legend. Apparently, no one has been able to decipher the contents of the scroll, which makes Kurohiko the only current Forbidden Spellcaster. Sparked by this, the headmaster offers Kurohiko to attend the academy.

Public Service x 1,500 Years + Pecora’s Magic = Minister of Agriculture A DEVIL’S WORK IS NEVER DONE! Beelzebub is a demon of many roles-minister of agriculture, Azusa’s “big sister and the demon king’s closest confidant. Before her illustrious rise to power, though, she was just a low-ranking pencil pusher in the government with no ambitions, no dreams, and no adventure in her life. Then, on a whim of the newly coronated demon king, she received the biggest and most terrifying promotion imaginable! How will Beelzebub handle the sudden responsibilities of the entire Ministry of Agriculture?! Originally published as short stories in the hugely popular I’ve Been Killing Slimes for 300 Years and Maxed Out My Level, the spin-off is back with brand-new illustrations and additional tales from the demon lands! *Source: Yen Press*

After being worked quite literally to death, corporate slave Routa Okami's dying wish is to be reborn as the well-loved pet of a rich family. When a compassionate goddess actually grants his wish, Routa commits himself to the lazy, carefree, all-you-can-nap lifestyle of a pampered pup-complete with a beautiful owner and all the delicious food he can eat! But as Routa grows...and grows...and grows...he realizes something is terribly wrong. With his enormous body, razor-sharp teeth, and fierce visage, it's painfully obvious that he was reincarnated not as a dog but as a giant wolf. And not just any wolf-the legendary wolf king Fenrir! (Source: Yen Press) *Note: Chapter count includes 1 prologue, 7 epilogue and 1 bonus chapter.*