Realist Maou ni Yoru Seiiki naki Isekai Kaihaku

Alt title: The Legendary Rebuilding Of A World By A Realist Demon King

If you're looking for anime similar to Realist Maou ni Yoru Seiiki naki Isekai Kaihaku, you might like these titles.

Ascendance of a Bookworm

Ascendance of a Bookworm

A certain college girl who's loved books ever since she was a little girl dies in an accident and is reborn in another world she knows nothing about. She is now Maine, the sickly five-year-old daughter of a poor soldier. To make things worse, the world she's been reborn in has a very low literacy rate and books mostly don't exist. She'd have to pay an enormous amounts of money to buy one. Maine resolves herself: If there aren't any books, she'll just have to make them! Her goal is to become a librarian. This story begins with her quest to make books so she can live surrounded by them! Dive into this biblio-fantasy written for book lovers and bookworms!

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Wise Man’s Grandchild

Wise Man’s Grandchild

A young man dies in a car accident and is reborn in a magical new world. The old, yet wise Merlin finds the boy, names him Shin, raises him from infancy, and teaches him combat and powerful magic along the way. 15 years later, Shin is ready to travel the globe on his own, but Merlin forgot to teach him something major—common sense!

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Youjo Senki: Saga of Tanya the Evil

Youjo Senki: Saga of Tanya the Evil

It is June of the year CE 1923. A young girl with blond hair and blue eyes, Tanya Degurechaff, has entered the final curriculum of the Imperial Military Academy and is training at the third patrol line in the northern military district, the Norden Theater, as part of her service to the force. Her training, the first step toward a brilliant career as an aviation mage, should have gone off without a hitch... but things took an unexpected turn.

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Knight's & Magic

Knight's & Magic

A genius programmer and hardcore robot otaku is reborn into a world of knights and magic, where huge robots called Silhouette Knights roar across the land! Now reborn as Ernesti Echevalier, he uses his vast knowledge of machines and programming talents to begin to make his ultimate robot.  But his actions have unexpected results...?! The dreams of a robot otaku will change the world!

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The Sacred Blacksmith

The Sacred Blacksmith

Cecily Cambell just wants to be a Knight and protect her home like her father and grandfather before her. There's just one problem: she’s incompetent! During a fight with a crazed swordsman, Cecily’s cherished blade breaks; and just as she’s  about to be cut down, a man named Luke comes to her rescue wielding a katana - a blade unlike any Cecily has seen before. Together they must ensure that the Demon Sword Aria doesn’t fall into the wrong hands, and Cecily alone must prove herself worthy of her very own katana.

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My Next Life as a Villainess: All Routes Lead to Doom!

My Next Life as a Villainess: All Routes Lead to Doom!

At the age of eight, Katarina, a girl of noble birth in another world, has an accident that unlocks her memories–of playing an otome game that’s exactly like the life she’s living now. There’s one problem: she realizes that she’s playing the role of the villainess, and only bad endings await her! What will it take for her to “break the game” and live a happy life?

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Elementalors

Elementalors

Kagura is a young man who has tragically lost not only his friend, but the woman he loves as well. With only his friend Asami to turn to, Kagura quickly finds his life spinning out of control when he discovers that he is a Spirit User -- one of the Elementalors who command the forces of nature. Now, along with his fellow Elementalors, Kagura must race against the clock to stop Lord Shiki from causing an imbalance in nature by trying to save his long lost daughter, Shiohisa.

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Mushoku Tensei: Jobless Reincarnation

Mushoku Tensei: Jobless Reincarnation

Just when an unemployed thirty-four-year-old otaku reaches a dead end in life and decides that it’s time to turn over a new leaf—he gets run over by a truck and dies! Shockingly, he finds himself reborn into an infant’s body in a strange, new world of swords and magic. His new identity is Rudeus Grayrat, but he still retains the memories of his previous life. Follow Rudeus from infancy to adulthood, as he struggles to redeem himself in a wondrous yet dangerous world..

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Big Fish & Begonia

Big Fish & Begonia

Beyond the human realm, there is a magical race of beings who control the tides and the changing of the seasons. One of these beings, a young girl named Chun, seeks something more—she wants to experience the human world! At sixteen, she finally gets her chance and transforms into a dolphin in order to explore the world that has her fascinated. But she soon discovers that it’s a dangerous place and nearly gets killed in a vortex. Luckily, her life is spared when a young boy sacrifices himself to save her. Moved by his kindness and courage, she uses magic to bring him back to life only to learn that this power comes at a serious price. On a new adventure, she’ll have to make her own sacrifices in order to protect his soul until it is ready to return to the human world.

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World Break: Aria of Curse for a Holy Swordsman

World Break: Aria of Curse for a Holy Swordsman

The story is set at a private school that brings together “Saviors” – students who have awakened memories of their past lives as Shirogane or Kuroma. Shirogane use weapons gleaned with Puraana from their bodies to fight enemies, while Kuroma use magic by manipulating Maana to banish their foes. Moroha Haimura has just enrolled into the private school and is the first Savior in history who has awakened memories of being both a Shirogane and Kuroma.

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