Author: Takahashi Ryouou
- 12 Nin no Yasashii Koroshiya 1
- Alternative Name:
- -
- Status:
- Completed
- Categories:
- Action, Mystery, Shoujo, Tragedy,
- Type :
- Japanese
- Author:
- Takahashi Ryouou
- Artist:
- -
Chapter list
- Toxic 2
- Alternative Name:
- Toxic (TAKAHASHI Ryo)
- Status:
- Completed
- Categories:
- Action, Drama, Mystery, Shoujo,
- Type :
- Japanese
- Author:
- Takahashi Ryouou
- Artist:
- -
Chapter list
- 12 Nin no Yasashii Koroshiya - Leo Murder Case 3
- Alternative Name:
- １２人の優しい殺し屋―LEO MURDER CASE―; 12 Nin no Yasashii Koroshiya; Leo Murder Case
- Status:
- Ongoing
- Categories:
- Adventure, Mystery, Tragedy,
- Type :
- Japanese
- Author:
- Takahashi Ryouou
- Artist:
- -
Chapter list
- Rengoku no Karutagura 4
- Alternative Name:
- 炼国的cartagra, 煉國のカルタグラ, Purgatory of Cartagra, Rengoku no Cartagra
- Status:
- Ongoing
- Categories:
- Shoujo, Supernatural,
- Type :
- Japanese
- Author:
- Takahashi Ryouou
- Artist:
- -
Chapter list
- Toxic Takahashi Ryo 5
- Alternative Name:
- Toxic
- Status:
- Completed
- Categories:
- Action, Drama, Mystery, Psychological, Shoujo,
- Type :
- Japanese
- Author:
- Takahashi Ryouou
- Artist:
- -
Chapter list