Description:

Three boys are desperately struggling to "make" a girlfriend in their sad, adolescent lives. They then realize that their classmate, Ghang Han-Gyul—the manly, serious, quiet person of their class—has been secretly going out with a beauty for 100 days*. This triggers the friendship between the manly, serious Han-Gyul and the three dateless losers. *A 100 day celebration of a relationship is seen as very significant. (Source: MU)

Description:

Hachimitsu Private Academy was a revered and elite all-girls’ boarding school on the outskirts of Tokyo…once upon a time. But with the new school year comes a revision to school policy: Boys are to be admitted into the student body for the first time ever. But on his first day at Hachimitsu, Kiyoshi Fujino discovers that he’s one of only five boys enrolled at the school. Their numbers overwhelmed by the thousand girls in the student body, is it heaven or hell that awaits these five (un)fortunates?! (Source: Yen Press)

Description:

Ichijo Kazuya thought that he was murdered, but when he came to, he was back in his high school days. He lived his entire life as a playboy and had had countless sexual encounters with women until that fateful day that he was killed. He realizes that his murderer was his old high school friend Tanaka Masaki who was jealous of Kazuya’s relationships and his built up anger eventually exploded. Taken back 15 years into his past, it seems that he has been given a second chance at life and given a chance to make different choices. He decides that the way to prevent his eventual demise is to make sure Masaki is more successful with girls and loses his virginity before Kazuya. But fate seems to be steering Kazuya towards the path of his previous life and keeps introducing the same girls he had sexual encounters with. (Source: MangaHelpers)

Description:

Koharu, tired of all the men in her life being lying, married philanderers, decides to move back home, away from the city. Once there she finds her family saddled with a huge debt and no way out, until a handsome but creepy stranger offers to pay the debt, at the same time asking her to marry him. But, as if things weren't crazy enough, he already has two wives! (Source: Japanzai)

Description:

Sakuraba Yuto is a high school student who is open about his otaku lifestyle and has been recently interested in a new moe artist named Sayane. At his new class, he is assigned a seat next to Kashiwagi Kotone, the popular girl in school, who strongly shows her dislike for the kind of culture Yuto is into. He runs into Kotone at an otaku store and learns her secret: that she is, in fact, heavily into the moe culture she says is stupid to everyone. Yuto promises to keep it a secret and the two start a relationship where they discuss their passion in secret. But Yuto still doesn’t know that Kotone is really the artist Sayane that he admires so much. (Source: MangaHelpers)