is a Japanese light novel series written by Sou Akaike and illustrated by Kururi. It began serialization on the user-generated novel publishing website ShÃ
Âsetsuka ni NarÃ
 in May 2020. It was later acquired by Overlap who began publishing it under their Overlap Novels imprint in September 2021. A manga adaptation illustrated by Maro Aoiro began serialization on Overlap's Comic Gardo manga service in August 2021. An anime television series adaptation produced by NAZ premiered from January to March 2026.
Premise
Van Ney Fertio is an 8-year-old prodigy. Raised so due to being the reincarnation of a well-known hero and thus born with instinctual knowledge of magic. However, when the kind of magic he manifests is creation magic, his snooty family kick him out to a small podunk village to defend. Fortunately, Van sees great potential and with the aid of several followers who still believe in him, Van believes he can turn this small village around for the better all while trying to avoid drawing attention from those who want to use his land for their own gain.
Characters
A boy from Earth who was reincarnated as the youngest son of Marquis Jalpa. Unlike his older brothers, who possess elemental magic, he possesses creation magic. His father considers him useless and had him exiled to a town that is on the verge of collapse, where he becomes its lord and attempts to revive the town.
Van's loyal but protective maid, who is skilled with sword combat. She goes with Van to his new territory. It is hinted that she has feelings for Van.
A boy who was sold into slavery by his toxic father. After Van bought him, he became a loyal slave to Van since he treats him with respect unlike his father and also goes with him to his new home.
An viscountess who travels to Van's village, but decides to stay there for the time being. She is the caretaker of Arut. She wields powerful fire magic and has powerful sword skills.
A young girl who is in the care of Panamera. They have a mother and daughter-like relationship. She was actually exiled by her father due to her mother considering her a disappointment and brought to Van's village to be engaged to him, though she does eventually develop feelings for him. It is later revealed that she has Marinette Magic that enables her to control objects as if they were puppets. When in combat, she uses human-sized puppets that Van made for her to attack her opponents.
Jalpa's former butler, who retires so he can go with Van to his new territory. He is skilled with using Earth magic.
A knight commander who trains Van with using a sword and goes with him to his new home. His charming and energetic nature makes him overbearing to Van.
An adventurer who comes to respect Van after he helps defeat a gang of bandits. He and his party now serve as allies to Van.
A member of Ortho's group. She is a mage who wields water magic. Like Till, she may have feelings for Van.
A member of OrthoâÂÂs group. He falls in love with Flamiria after saving her.
A mermaid-like being called an apkallu. She and her people move to Van's village after learning of his heroic deeds. She has a crush on Van and wants to marry him.
Lada Vesta
Lada's father and the leader of the apkallu. He is supportive of his daughter's engagement to Van.
Marquis Jalpa
Van's stern father, who is disappointed that he has creation magic rather than elemental magic like his brothers. He at first considers executing Van, but is instead convinced to exile him to a rundown town where he will become its lord. It is later revealed that he can use magic.
Murcia, Jard, and Sesto
Van's older brothers, who possess elemental magic. It was Murcia who convinced his father to exile Van instead of killing him, showing that he cares for Van unlike the rest of his family.
Rosalie
A nun from the Mary Chamber of Commerce who can wield magic.
Arb and Law
Two knights who accompany Van to his new territory.
Ronda
The chief of Van's village.
Bell and Rango
Two merchants from the Mary Chamber of Commerce. They set up shop in Van's village.
Dino En Tsora Bellrinet
The king of Scuderia.
Aperta
Dino's chancellor.
Flamiria
A woman who lost her home and father. After Xara saved her from monsters, she fell in love with him and moves to VanâÂÂs village.
Uinmog
The eighth prince of the Yelenetta kingdom, who was sent to launch and attack on Van's village. He is very arrogant and hot-tempered. However, he ends up being captured as he had highly underestimated Van's power.
Bariatt Shirocco Ferdinatto
A count and Arut's father. He can also use magic.
Sharon Tora Ferdinatto
Arut's mother, who got her husband to exile their younger daughter after she considered her powers useless. After Arut saved her hometown from Yelenetta's invasion, Sharon began to regret how she had treated Arut.
Media
Light novel
Written by Sou Akaike, Easygoing Territory Defense by the Optimistic Lord: Production Magic Turns a Nameless Village into the Strongest Fortified City began serialization on the user-generated novel publishing website ShÃ
Âsetsuka ni NarÃ
 on May 15, 2020. It was later acquired by Overlap who began releasing it with illustrations by Kururi under their Overlap Novels light novel imprint on September 25, 2021. Nine volumes have been released as of December 2025. The series is licensed in North America by Seven Seas Entertainment.
Manga
A manga adaptation illustrated by Maro Aoiro began serialization on Overlap's Comic Gardo manga service on August 13, 2021. The manga's chapters have been collected into eight volumes as of February 2026. The manga adaptation is also licensed in North America by Seven Seas Entertainment.
Anime
An anime television series adaptation was announced during the "Great Overlap Bunko All-Star Gathering Special 2025" livestream on April 20, 2025. It is produced by NAZ and directed by Tetsuya Tatamitani, with Takayuki Kuriyama serving as series director and supervisor, series composition handled by Yutaka Yasunaga, characters designed by Shingo Nakamura, and music composed by Kana Utatane. The series premiered from January 10 to March 28, 2026, on Tokyo MX and other networks. The opening theme song is , performed by Rei Nakashima, while the ending theme song is "Make It", performed by Nonoka Ã
Âbuchi. Crunchyroll is streaming the series. Muse Communication licensed the series in Southeast Asia.
Episodes
Reception
By March 2024, the series has over 1 million copies in circulation. The series was also ranked third in the category in the 2022 Next Light Novel Awards.
See also
Notes
References
External links