A manga about the four brothers of the Kuzumoto family, a group of people with supernatural powers. This year they are selected to be the "Supernatural Management Team", a group tasked with preventing any abuses of supernatural power that would cause disturbance to the ordinary people of the town or allow the discovery of people with supernatural powers. The story focuses upon 14 year old Sora and how he and his three brothers work to protect the peace in their town.
(Source: MangaHelpers)

Shota Kobayashi (30) is a total loser. Although he's never had a girlfriend, he really wants to be a shojo manga artist! In order to write a successful story, this totally uncool, downright ugly guy decides the best way to really understand girls... is to brave the world of host clubs! The events of this manga are based on the (shy, non-drinking) author's own experiences working as a host! No matter what you've heard about host clubs, this "50% true" comedy is a story you won't want to miss!

(Source: Manga Box)

Taken from OneManga:

Twenty years prior to the story's beginning, an asteroid headed for Earth destroys Pluto. Due to Pluto's destruction, the asteroid, which is dubbed Thanatos, becomes temporarily stagnant in Pluto's orbit. Now, in order to avoid Earth's impending destruction, the International Solarsystem Development Agency (ISDA) works on the "D-Project", and secretly creates weapons called "Dragons" after finding a dragon egg under the ocean. However, they soon find out that the asteroid is not their only threat, as powerful, destructive dragons from Thanatos appear on Earth.