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Cursed Sword Master

CSM, Makenshi no Maken Niyoru Maken no Tame no Harem Life, The Cursed Sword Master’S Harem Life: By The Sword, For The Sword, Cursed Sword Master, The Habitual Swordsman's Cursed Sword Have Become Magical Swords Leading to Harem Life, 魔剣師の魔剣による魔剣のためのハーレムライフ

Native Language Japanese

Released 2015

AuthorFukuryuu, 伏竜

ArtistPOKImari

TypeWeb Novel (JP)

Original Ch.: 202

Translated Ch.: 202

Rank: #745

Last Update: April 18, 2026

Original Pub.: Shinkigensha, Syosetu

English Pub.: Seven Seas

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Cursed Sword Master is a popular novel that blends Action, Adult, Adventure and more. Written by the author Fukuryuu. A total of 202 chapters have been translated and the novel is complete.

Synopsis

An ever-righteous sword-lover was your ordinary high schooler, Fujinomiya Soujirou. On a certain evening, he had his life cut short when he was stabbed by a robber in his home.
However, in the mysterious space Soujirou appeared in afterwards, there was a certain being that introduced itself as a [God] of a world. This [God] asked if Soujirou was interested in living a bit longer.
At that moment, together with his beloved katana, Soujirou consented to living in another world.
However, when it concerned getting the cheat ability commonly bestowed by an otherworld God– he was simply told, “there aren’t any cheats.” Sent to the other world, he was able to bring with him the talking sword, [Hotarumaru/Little Firefly], and the sword that took his life, [Sakura]. In addition, the only thing the [God] chose to bestow him was a button down shirt and parachute pants.
And so, in this other world, Soujirou was given a job called [Cursed Sword Master].
The [Cursed Sword Master], one who has the ability to bring out the personality of a sword.
Soujirou with his beloved swords in another world were able to meet with a beautiful girl named Sistina, who held the unique job of [Acolyte] a type of combat priest-maid.
He aims to raise a harem of katanas, while hunting monsters for his daily necessities.
Though Soujirou fights, he also enjoys having a relaxing time building an onsen, capitalizing on creating new items taken from the vast knowledge of Earth’s many light novels, starting up a new organization, and daring to try developing new and convenient items.
Being taught myriads of things by his swords, Soujirou, an otherworldly traveller without a cheat ability, learns about his own power gradually through fighting.
Doing nothing. Looking forward to the time when that life is possible. Setting that goal, interacting with the townspeople and going to the tower. Though he tries to live normally while fighting, he gets dragged into problem after problem, or ends up doing bandit subjugation and getting involved with a troublesome self-proclaimed rival. Even with all that, he seems to enjoy living his newfound everyday life in the other world.

Action Adult Adventure Fantasy Harem Romance Shounen

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Editor's Note

💡 The "Dexter" of Isekai. Honestly, the most jarring part of this novel isn't the magic or the harem—it's the MC's personality. He treats killing with a cold, mechanical detachment that feels more "serial killer" than "heroic swordsman." It’s an acquired taste, and for many, it’s a total dealbreaker.

Talking Swords > People. The dynamic here is unique because the katanas have more personality than the humans. Soujirou's relationship with Hotarumaru and Sakura is the core of the story, and watching them "level up" alongside him is the real draw.

The Harem Curveball. Not gonna lie, the subtitle about a "Harem of Katanas" is literal. While there are human girls like Sistina, a large portion of the "romance" and devotion comes from the personified spirits of his swords.

Shonen or Seinen? There is a lot of debate on the tags. While there are adult themes and mentions of intimacy, the actual writing style feels more like a standard battle shonen. Don't go in expecting Berserk; expect a slightly edgier-than-average harem adventure.

202 Chapters of cold-blooded swordplay, hot springs, and personified blades. Complete.

Experience Curve

Ch. 1–30 (The Cold Debut): ⭐⭐⭐ – The Setup. Soujirou arrives with nothing but a button-down shirt and his talking swords. The early focus on his "revolting" morals and his first meeting with Sistina sets a weird, distinct tone.

Ch. 31–100 (The Tower & The Grind): ⭐⭐⭐ – The Loop. This is where the story settles into a predictable rhythm: clearing floors in the tower, building an onsen, and adding more personified blades to the roster.

Ch. 101–180 (The Superteam Phase): ⭐⭐⭐⭐ – The Expansion. The stakes rise as Soujirou forms an organization and trains a "ninja-wolf" squad. The interactions between the different sword personalities become much more entertaining here.

Ch. 181–202 (The God Sword Finale): ⭐⭐⭐ – The Climax. Hotarumaru’s evolution into a God Sword and the final confrontation in the dungeon provide a decent conclusion, though some lore questions remain unanswered in the Web Novel version.

WebNovelDB Review

7 /10

A polarizing "comfort read" for fans of weapon-personification and cold protagonists, but it struggles with cliches and a main character that many find difficult to like.

Concept/Weapon System: 8/10. The [Cursed Sword Master] job is genuinely cool. Bringing out the personalities of swords and seeing how they influence combat is the highlight of the book.

Protagonist: 4/10. Soujirou is... a lot. His "loose morals" and passive attitude towards decision-making make him feel like a passenger in his own story at times, or worse, a "discount clone" of more popular edgy protagonists.

Pacing: 6/10. It hits all the standard beats—bandit subjugation, dungeon crawling, hot spring building—but it doesn't reinvent the wheel.

Creativity: 5/10. While the "Katana Harem" is a fun twist, many scenes and character types feel heavily "inspired" by other popular series like Summoned Slaughterer.

The Good: If you love katanas and the idea of "weapon girls" who are loyal to a fault, this is your niche. The translation quality is generally high, making for a smooth read.

The Bad: The MC’s psychological state is never truly addressed in a meaningful way; he’s just "broken" for the sake of being edgy. The transition from "cold killer" to "onsen builder" can feel inconsistent and weird.

The Archetype: The Detached Bladesmith. He doesn't care about the world or the "God" who sent him; he only cares about his steel.

Final Verdict: Read Cursed Sword Master if you want a complete, low-stakes harem story with a unique weapon-leveling system. Avoid it if you prefer protagonists with a moral compass or if you're tired of "passive MC" cliches.

WebNovelDB Team

Key Information

Main Characters: Fujinomiya Soujirou (A sword-obsessed high schooler with a chillingly detached personality), Hotarumaru (A wise, talking katana), Sakura (The sword that killed him), and Sistina (An Acolyte combat-maid).

Power System: The [Cursed Sword Master] job. Soujirou can communicate with swords, bring out their human-like personalities, and level them up through combat, which in turn grants him new abilities and "cheat-like" power.

Themes: Weapon personification, moral detachment in a new world, the pursuit of a "lazy" life through violence, and the creation of a modern lifestyle (onsens/items) in a fantasy setting.

Reading Progress

Not Started Chapters: 0 Rating: -

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