※As of June 19, 2024

Print edition available from HJ Novels

Manga adaptation serialization begins on the Fire Cross website

Klaus, on the verge of death from a high fever, meets a goddess and is specially bestowed with the skill of 'Incubation'. When he regains consciousness, he finds himself lying in bed, surrounded by his parents and sister, Celia.

Eventually, after a series of events, Klaus becomes an adventurer and discovers a large egg deep in the forest. Upon incubating it, it turns out to be a phoenix. For some reason, a familiar contract is automatically formed, with the added bonus that he can wield some of the familiar's abilities. As Klaus unleashes the true power of Incubation, he gradually gains recognition among adventurers and eventually catches the eye of the nation...

On Kakuyomu, it achieved [Daily Overall #1], [Weekly Overall #1], and [Monthly Overall #1].

It maintained Weekly Overall #1 for 17 consecutive days from July 29th to August 14th.

On Shosetsuka ni Naro, it achieved [Daily High Fantasy #1], [Weekly High Fantasy #1], [Monthly High Fantasy #1], [Quarterly High Fantasy #3], [Daily Overall #5], and [Monthly Overall #2].