Publishers / Koisan

Koisan

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10 novels

Published Novels

10 novels published

I Was Reincarnated as a Mob Villain in a Game World So I Tried to Become the Final Boss
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I Was Reincarnated as a Mob Villain in a Game World So I Tried to Become the Final Boss

ゲーム世界のモブ悪役に転生したのでラスボスを目指してみた　～なぜか歴代最高の名君と崇められているんですが、誰か理由を教えてください！～

64 ch
An AI-powered Supreme Onmyoji Overpowers in Another World ~Enjoying the Second Life with Artificial Intelligence-chan
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An AI-powered Supreme Onmyoji Overpowers in Another World ~Enjoying the Second Life with Artificial Intelligence-chan

AIある最強陰陽師は異世界で無双する　～人工知能ちゃんと共に第二の人生を謳歌します～

206 ch
Reincarnation Failure ~What’s the Deal with Being Banished from the Village When I Haven’t Been Reincarnated Successfully, God?~
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Reincarnation Failure ~What’s the Deal with Being Banished from the Village When I Haven’t Been Reincarnated Successfully, God?~

しくじり転生　〜うまく転生出来ていないのに村まで追い出されどういうこと神様？〜

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The Reincarnated Mob Viscount: Starting Effort and Unrivaled Power from Age 0 ~ I was reincarnated into a rural noble ridiculed for lacking magic, but became the kingdom’s strongest ‘Curse Word User’ through efforts since infancy.
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The Reincarnated Mob Viscount: Starting Effort and Unrivaled Power from Age 0 ~ I was reincarnated into a rural noble ridiculed for lacking magic, but became the kingdom’s strongest ‘Curse Word User’ through efforts since infancy.

転生モブ子爵の０歳から始める努力＆無双 ～魔術が使えないとバカにされる田舎貴族に転生したけど、赤ちゃんの頃から努力したら王国最強の"呪言使い"になった件～ (Old title)

55 ch
I Was Reincarnated as a Tyrannical Villainous Noble, but Since I Don’t Want to Die, I Master Dark Magic That Should Not Be Able to Heal People and Save the Ailing Heroine. ~ When I Cared for the Frail Yandere Heroine, It Wasn’t the Protagonist but I Who Was Doted On
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I Was Reincarnated as a Tyrannical Villainous Noble, but Since I Don’t Want to Die, I Master Dark Magic That Should Not Be Able to Heal People and Save the Ailing Heroine. ~ When I Cared for the Frail Yandere Heroine, It Wasn’t the Protagonist but I Who Was Doted On

暴虐な悪役貴族に転生したが、死にたくないので人を癒せないはずの闇魔法を極めて病気のヒロイン救います〜病弱なヤンデレヒロインをケアしたら主人公じゃなくて俺が溺愛された件〜

95 ch
The Hero Who Returned From Reincarnation in Another World Remembers Being Bullied~ Why Do Troubles Keep Happening One After Another Like This? For Now, I’ll Suppress It So That They Won’t Lay a Hand on Me Again
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The Hero Who Returned From Reincarnation in Another World Remembers Being Bullied~ Why Do Troubles Keep Happening One After Another Like This? For Now, I’ll Suppress It So That They Won’t Lay a Hand on Me Again

異世界転生帰りの勇者、自分がいじめられていた事を思い出す～何で次から次へとこんなにトラブルが起こるんだ？取り敢えず二度と手出ししてこない様に制圧していくけども～

85 ch
Forcefully Slow Life!?
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Forcefully Slow Life!?

強制的にスローライフ！？

163 ch
Bigyumota!? (How Did It Come to This!?). In a World Feared for Its Curse Power of 360, I, Who Trained Excessively, Reached an Unprecedented Curse Power of 13,584. Treated as the Final Boss, It’s Causing the Grass to Wither. Am I the King of Curses?
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Bigyumota!? (How Did It Come to This!?). In a World Feared for Its Curse Power of 360, I, Who Trained Excessively, Reached an Unprecedented Curse Power of 13,584. Treated as the Final Boss, It’s Causing the Grass to Wither. Am I the King of Curses?

【悲報：月間ローファン１位】「びぎゅもたぁ！？（どうしてこうなった！？）」　呪力３６０で危険視される世界で鍛えすぎた俺、 ◤異例◢の呪力１万３５８４に到達。ラスボス扱いで草枯れる【俺が、呪いの王？】

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The Reincarnated Person Caught up in It Cannot End With Just Misfortune
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The Reincarnated Person Caught up in It Cannot End With Just Misfortune

巻き込まれ転生者は不運なだけでは終われない

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The Old Village Chief’s Frontier Food ~ The Reincarnated Bandor Edelstadt Lives Like This in a Different World
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The Old Village Chief’s Frontier Food ~ The Reincarnated Bandor Edelstadt Lives Like This in a Different World

おっさん村長の辺境飯～転生者バンドール・エデルシュタット、異世界にてかく生きれり～

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