During junior high, Shirayuki Yume was obsessed with imaginary "dream boyfriends," and she would write romantic stories about them in her notebook. Now in her thirties, living an ordinary life as an office lady, her long-forgotten imaginary ex-boyfriends suddenly start appearing before her... (Source: Natalie, translated)
Suddenly, a demon enters my daily life and covets my soul. I am an ordinary human being, but my 'goodness' is top-notch, so it is worth corrupting. As I become entangled with the demon, I keep getting involved in unbelievable things... The good man's hunt for evil spirits begins. (Source: Naver, translated)
Marriage Royale's story revolves around the male protagonist, a high school student named Tsukasa Hinomoto, who is told one day by his parents that he was adopted. Furthermore, they tell him that his real father is a manager of a large company, meaning he is very rich and holds a lot of power. Tsukasa's real father wants his son to marry a good woman, so he sets up an event known as Marriage Royale where beautiful girls from all over Japan will come together at a school built especially for the event and vie to become Tsukasa's fiancée. The school is located on an isolated island near Japan, and Tsukasa himself is taken there to live in a mansion in the care of two twin maids: Miku, the elder sister, and Miu, the younger sister. (Source: Wikipedia)
Van Asiliaino, Danica McGuire, and her older brother, Ernest McGuire. The destiny of these three individuals with a connection stronger than family starts to change in a big way since the Zeon Forces invaded Earth during the One Year War. According to the author, Junichi Kamino, AOZ is the chronicle of their conflicts and growth. A story that draws a line of belief while seeking truth in a world without hope. It carries a message of finding hope by yourself in a closed society. Another Z Gundam sidestory, “Advance of Z: The Traitor to Destiny” was created with a new staff, new mecha, characters and setting establishment differing from that of "Advance of Zeta: The Flag of Titans". (Source: gundam.wikia)
Keitarou, a former hero who is now a NEET, spends his days clinging to his past glory, unable to look forward. Now he is faced with a new enemy: a girl with a pretty face! (Source: Kodansha, translated)
"The White Devil", that was the alias of the strongest boy in the city. Even after crushing a hundred enemies in the delinquent playground of Tohoku, there was not a single drop of blood on his shirt. His legendary feats made his name known all over the country, and it was whispered that all the delinquents in the land will bow down to him...... One day, he disappeared. Time flies, and the delinquent gangs are in full swing. In Nekoka Ward, Tokyo's roughest section, a huge fight was about to begin with six high schools participating to crown the second "White Devil." In the midst of this madness, an otaku boy arrived in Nekoka-ku. His name is Amuro Range. He is the original "White Devil," a retired delinquent who once reigned supreme over Tohoku with overwhelming power. (Source: MF Bunko, translated)

