Catherine Panya thought she could live a happy life after leaving her terrible family. She was lucky enough to find a huge manor for dirt cheap, but only because the land attracts demons! And the only one powerful enough to vanquish those demons is Grand Duke Chezare Christopher, the Great Sorcerer. Although the reason is unclear, he offers Catherine a key that can summon him whenever she needs him. Is this Catherine's literal key to happiness? Or will it unlock a door to even more trouble?
Catherine's Key to a Happy Life It is also Known as: Rejected Lady Enjoying a Modest Life, The Abandoned Bachelorette Enjoys Her Simple Life, ชีวิตสันโดษสำราญใจที่เรียบง่ายหลังถูกทิ้ง
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Top 5 Manhwa/Manga Like Catherine's Key to a Happy Life (Beorimbatgo Jeulgineun Sobakan Doksinui Sam) [2026 List]
5. Hiraheishi wa Kako wo Yumemiru
It details the life of a mid-rank soldier who died at the very end of the war against the Demon Race. Fortunately for him, he wakes up to find that he's a baby again, in the embrace of his real mother, years in the past. Determined to avoid the chain of tragedies that took his beloved ones away from him, he takes advantage of the advancements in swordsmanship and magic that developed during the war (as we all know, wars are when many scientific breakthroughs tend to happen), and tries his best to prepare for the demon invasion as well as strengthen himself with maximum efficiency.
Hiraheishi wa Kako wo Yumemiru has finished publishing and it has 62 Chapters. It is also Known as: 平兵士は過去を夢見る, Hiraheishi wa Kako o Yumemiru
4. Tian Guan Ci Fu
Eight hundred years ago, Xie Lian was the Crown Prince of the Xian Le kingdom; one who was beloved by his citizens and the darling of the world. Unsurprisingly, he ascended to the Heavens at a very young age.
Now, eight hundred years later, Xie Lian ascends to the Heavens for the third time as the laughing stock of all three realms. On his first task as a god, he meets a mysterious demon who rules the ghosts and terrifies the Heavens… Yet unbeknownst to Xie Lian, this demon king has been paying attention to him for a very, very long time.
Heaven Official's Blessing is currently publishing and has Chapters. It is also Known as: Tiān Guān Cì Fú
3. Nidome no Jinsei wo Isekai de
All of a sudden, out of nowhere. "Renya Kunugi, you have passed away!" So said the young girl who styled herself God. Apparently, Renya Kunugi the protagonist had lived long and prospered. His life already came to a peaceful and fulfilling end, but at the request of Her Holiness, he was transported to an alternate world to start a new life as a young man. Thus did Renya, who was definitely your average everyday guy, end up fighting off bandits and vanquishing monsters. Eventually, after his successively blossoming talents coalesce into a force of sheer awesomeness, he will go on to leave his mark upon this alternate world.
Note: Includes 6 extra chapters.
Second Life in Another World has finished publishing and it has 55 Chapters. It is also Known as: 二度目の人生を異世界で, [New Life+] Young Again in Another World
2. Mahou Sensei Negima!
Negi Springfield, a 10-year-old wizard who recently graduated from Merdiana Magic Academy in Wales, hopes to achieve two things—to find his missing father, who was once known as the Thousand Master, and to become a Magister Magi, someone who helps the everyday world through magic. To reach his latter goal, he is assigned one last task: to teach English at a middle school in Japan.
Much to his surprise and dismay, he not only discovers that his homeroom class consists of 31 girls, but also ends up revealing his true identity as a magician to Asuna Kagurazaka, one of his new students. Negi must now negotiate with the girl and face his most difficult challenge yet—to keep his identity a secret as he tackles magical threats both from within and outside of Mahora Academy, all the while keeping a watchful eye out for his lost father.
Negima! Magister Negi Magi has finished publishing and it has 355 Chapters. It is also Known as: 魔法先生ネギま!, Magical Teacher Negima!, Negima
1. Rosario to Vampire
Aono Tsukune is so hard up on luck, that he can't even get admitted into high school. His parents finally find him a school with no tests required for admittance, out in the middle of nowhere. He finds out the school is a youkai (monster) academy, Just as he is about to resign himself and get back on the bus home, he bumps into a beautiful girl. Turns out this beautiful girl, Akashiya Moka, is also a vampire who bites him right off the bat. They become friends and Tsukune is ready for a happy school life with her, until he finds out that if a human is found on the school grounds, he or she should be killed. Now Tsukune must conceal his identity from the rest of the monsters at school, while at the same time being a ready snack for Moka when ever the urge takes her. What effect will this have on Tsukune and will Moka be able to keep him out of harm's way?
Rosario+Vampire has finished publishing and it has 40 Chapters. It is also Known as: ロザリオとバンパイア, Rosario and Vampire
