Uchi de, Ocha demo.
Ichie Sawa do not have family. One day, he was invited to have tea at a friend's house... Included one-shot: Volume 1: Toorisugari no, Hase to Naya.
A class from an all-girls Christian school are stranded on what seems to be an uninhabited island after a shipwreck. The most admired girl in class, Shouko, keeps everyone's spirits up, while several of the others, including anti-social Torino and her friend Hina, begin to explore. The girls soon find evidence that they are neither alone nor safe on the island... (Source: MangaHelpers)
Ultra Tsurai ze
The story is a "documentary" that is set in the Ultraman world and follows young men who want to be popular like Ultraman and win over girls. (Source: ANN)
Haruichi, a mysterious boy who can see people's true nature through colors, meets Sayuri, a girl who belongs to the organisation "Kisaragi," which observes youkai escaped to the human realm.
Kidou Senshi Gundam MS Boys: Bokutachi no Zeon Dokuritsu Sensou
Universal Century, October 0079. Kurt Blatt volunteered for the Principality of Zeon forces and with the sergeant Alexei were assigned to the engineering battalion. They believed that Zeon would win but have just been through the Battle Of Odessa. (Source: Gundam Wikia)