Age: 28 (supposedly)
Birthday: August 20 (supposedly)
Height: 190
Likes: Tribute, sleeping, chocolate, ice cream
Dislikes: Fishing boats
Ability: The Great Old Ones; is an ability that allows Lovecraft to transform either a part or his whole body into a monster with lots of tentacles. And in this state, he is only vulnerable from the inside. In addition, even after being destroyed from the inside by Chuuya and Dazai, he eventually regenerates.

It is later known that The Great Old Ones is not an ability as Dazai is unable to nullify it.

A member of The Guild. His name is a reference to H. P. Lovecraft, the American author who achieved posthumous fame through his influential works of horror fiction.