The story revolves around a typical high school boy named Kakeru Daichi and the can of melon juice soda that he bought from a vending machine. The can suddenly transforms into a beautiful but standoffish girl that Kakeru nicknames "Melon," and more "Akikan" ["empty can"] girls appear. However, Akikan girls need to be infused with carbon dioxide from kissing to survive. (from Animenewsnetwork)
Maachi is a 15 year-old girl who loves her brother Riichi. Actually, the two of them are not related by blood, but due to their parents work situation they are forced to live alone together. Riichi, whose looks, personality, and grades are top-class, is the idol around school. But he has a huge secret that only Maachi knows about. Riichi is actually an otaku!
The grandson of a commissioner absconds and force a police officer to take him in. extra story from the "Prize in My View Finder" series.
Having to repeat his final year in Tsurugamine High School, Kotaro is drawn to Judo through the encounters he make with first-year students Kumi Mifune, Sanshiro Saigo and Daigo Daigo. Having lost to Kotaro, first-year Judoka Kumi Mifune endeared to learn the Karate discipline in order to defeat Kotaro. However, the ambitious delinquent Judoka Daigo captured her as a bait to take on Kotaro and take over his long-standing Kyokutan dojo. Sanshiro Saigo who happened to be with Kumi was taken as well and caused the Judo Club to be involved in the conflict with Kotaro. With the return of many previous characters (though many of them just making brief appearances) such as Shikato Tenzen, Momotaro Ushirono, Teruhiko Tenkouji and Kyoushiro Inamori; mixed with the appearance of new characters such as the leaders of the male and female Judo Clubs; Toshihiko Iga who seemed to know Kotaro very well and Rumiko Mitsugi whose panties Kotaro and Tenzen could never "possess" respectively, the new arc of Kotaro brings him and Mayumi to the world of Judo filled with the familiar mix of comedy, ecchi, and martial arts.
Hika Souma, called Picasso by friends, is 17 and still without a girlfriend after being dumped 13 times. One day, a pretty girl who later introduces herself as Sujata drags him out from a moving train, and with her unwanted assistance, his childhood trauma toward demons (oni) takes the form of a real demon summoned out from his body.
From DrCoke at MangaHelpers: One day, high schooler Nishiura Kenichi was tasked to check if his classmate, Kurama Shion, was still alive. Shion has not shown up to her classes in the past two months, and the teachers were getting worried. When Kenichi arrives at her place, she decides that he would make a good test subject for her recently acquired black magic powers. With her black magic curse, she turns Kenichi into her personal slave. The life of Shion, the master of the black arts destined to take over the world(?), and her loyal slave Kenichi begins here!
Sometimes it seems like Usagi is hopeless. Sure, she's good with healing herbs, but she's the granddaughter of the leader of a prestigious ninja village and she's such a klutz that she's never made it out of the kiddie class. Finally frustrated with Usagi's lack of progress, her grandfather sends her to marry a local lord and have lots of ninja babies. But the lord has no interest in her or her child bearing potential! After years of goofing around, Usagi is finally determined to reach her goals - she's going to become a ninja and capture her true love's heart! Sequel to "Tsuki no Toiki" http://beta.mangafox.com/manga/tsuki_no_toiki/
[from Fantasy Shrine:] 1-4)Being the willful, extravagant 3rd prince, Philnaldo frequently graces the cover of tabloids with his scandalous affairs with women. This annoys his personal attendant, Ralph, to no end! Then Philnaldo propositioned him unexpectedly; in exchange for dropping all his women, Ralph would take their place… in his bed! A royal love story of a prince and his servant, where both refuse to face the true feelings of their hearts… but what happens when a crisis occurs!? 5) The Garden in the Past- Ichika is in elementary school when his father dies. His mother takes him to live with Yuu, a mysterious young man who has a connection to Ichika's father. As his mother becomes more unstable, Ichika grows more dependent on Yuu... 6)Darling 2002- Nishihara is odd-ball president of the puppet club, (yes, that's right, puppet club) and desperate to keep it from being shut down. What he needs is a new member but grabbing the person next to you isn't a good idea when you're standing by Moriya Koyo, the scariest guy in school. Moriya tells Nishihara off, but entranced by his beautiful voice, Nishihara becomes determined to win Moriya over to the puppet club! Stalking, badgering, and chasing, nothing is off limits for Nishihara.
From Vampire Knights: The assistant to a sorceress with strange powers, Mieru meets Radi on the street. She has the same name as the prince she has admired but he's the exact opposite! From him, she receives the Lapis Lazuli, a charm for increasing magic...