Original doujinshi by Hayakawa Nojiko set in the same universe as her previous works.

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This story is about the budding relationship between the president of the science club and a yankee girl.

To the dismay of the class rep Chizu, the cool girl Ayaka suddenly turned into a flashy delinquent. Chizu wonders what might have happened and why she herself is so eager to go above and beyond her call of duty to keep the formerly quiet girl out of trouble.

From StarryHeaven: Contains four stories. • I Can't Stand You “Although Rena-chan likes Miyake, she doesn’t do anything about it”—because Mariko has turned her woman’s charm to full throttle! However, in no time at all, she found out about her rival in love, Rena! • Caught on You Relationships haven’t gone too well for Maho throughout her life. Why is that? It all started with her first love, Shiki. What happened between these two? Will Maho be able to get over the past and find a new love? Or will one of the past be able to bloom once again? • Something's Wrong Misono isn’t a very feminine girl, and she’s been very close to her neighbor Yuuta since they were little. When feelings towards him begin to awaken, will she be able to catch his eye by dressing femininely, especially when his attention seems to have been stolen by the pretty and stylish Sugisaki? • See You Tomorrow Akemi’s in high school, and she doesn’t really care about grades. Or rather, she didn’t care until she got a new tutor–the college student Tanami-sensei. She thinks he’s a really cutie, so she’s going to do her best for him! Will her feelings be able to reach him? What will become of a forbidden love between tutor and student?

Set years before the main story, this series follows Minori, Aki, and the other teachers during their days as students at Tenbi.

Takahashi wants good luck for the new year so she can get closer to Yoshizawa, but instead her fortune reads "Terrible Luck". What's a poor unlucky girl like her to do?

A mystery about the missing high schooler and a young girl.

A new teacher enters an all-girls high school and as he tours around he sees a female student sleeping in a classroom. When she wakes up, however, she suddenly kisses him...

Koi to Senkyo to Chocolate follows the protagonist Yuuki Oojima, who attends Private Takafuji Academy, a large school with over 6,000 students. Yuuki is a member of the food research club, along with seven others, including his childhood friend Chisato Sumiyoshi. The members leisurely spend their time in the club not doing much activities. When the election of the next student council president comes up, the front runner Satsuki Shinonome proposes that clubs that have no merit should be sorted out and abolished. The food research club seeks advice from the current student council president Yakumo Mori, who suggests Yuuki run in the election as an opposing candidate. Yuuki learns about the issues facing the school and decides to run in the election. mangaupdates-

Ayaka has a dear friend named Hiroko. Hiroko suddenly vanishes from Ayaka’s life, saying that she must save someone important to her. Since that time, Ayaka hasn’t heard anything from Hiroko, until a girl’s corpse is washed up on shore, and she’s holding a letter from Hiroko which reads: “Come save me.” Ayaka sets off to save her best friend, and ends up in a mysterious school where everything seems too good to be true. Is it?

She dream about confessing to her childhood friend at the graduation ceremony but…

Mutta and Hina are childhood friends. Hina was a star since he was young and Mutta was the one who encourage him to enter the show business until now. Mutta gets a little worried knowing he Hina is getting more popular especially with the ladies so he tries to avoid him so that Hina will kind of miss him. When Hina notice it he worries that him being an idol will get in the way with his friendship with Mutta, so Hina confront Mutta to clear things up. And tell each other who they really like. But will their answer match the other? Willl their friendship move to the next stage?

A group of 15 elite high-school students are gathered at a very special, high-class high school. To graduate from this high school essentially means you'll succeed in life, but graduating is very difficult. The school is presided over by a bear called Monokuma, and he explains to them that their graduation hinges around committing a murder. The only way to graduate is to kill one of your classmates and get away with it. If the other classmates discover the identity of the killer, the killer is the only one executed. However, if they fail to catch the killer, only the killer graduates and the others are annihilated. Which of the 15 will survive the bloodbath to come?

4. Kimi no Kanaderu Hikari (The Light that You Create) There’s a rumour going round Yuki’s school about a ghost who inhabits the old music room. One day, while playing the piano in the music room, Yuki is approached by that ghost… - The Zero Alliance

This series is titled class Rep is a boy in drag(Iincho is Otokonoko), it is basically the crazy antics between the class rep and her straight man friend, and their back and forth interactions with one another as she attempts to seduce and he attempts to deflect.

From Yuri Project: Yoshizaki Erina just transfered into town and is generally avoided by her classmates because of her taciturn nature until Toyoda tries to approach the girl.

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Tachibana Tsubomi is an 11 years old 5th year who is a little on the shy side. Soon after becoming friends with Saya after discussing her mother's pregnancy, Tsubomi faces her first period, her friend Yae purchases a bra, and Rea begins to grow hair in new places. Little by little their bodies are maturing, boy and girls have problems they can't discuss, just what is the body of an adult like? This widely-acclaimed serial builds heart-pounding romances and painful friendships revolving around Tsubomi's concern about sexuality. Kusakabe Tsubomi is a cheerful, sporty 10-year old girl - but lately, she's been nothing but angry, and it's all because of a certain alien called Clow Zet from the planet Bal Coni, who's come to observe how the boys and girls of earth live. From first periods to underarm hair to all the insecurities and concerns about sexuality that came with becoming an adult, it's all tied together within the love story that is the second volume of the immensely popular Naisho no Tsubomi! A complete, stand-along story that's different from first!

Originally in German Yanik is new at his school and doesn't want to be an outsider again. When he meets Alan he also wants to be as popular as him with the girls. But when Alan kissed Yanik to get rid of the girls, the admiration turns into disgust. But at a party where Yanik had to disguise himself as a girl Alan falls in love with the "girl" at first sight...

From Chibi Manga: She was part of a Band. She wasn't interested in love but…

From Houkago Scanlations: Shiki threw everything away for the sake of revenge. But at the new school where she disguises herself as a male, she meets 4 popular rich guys... Haru (spring) the prince, Natsu (summer) the bishounen, Aki (autumn) the womanizer, and Fuyu (winter) the cold-hearted genius. What awaits Shiki? And will she get her revenge...?

From Nakama: Without worries about girls or money, halfheartedly living Nishizaki meets the love of his life on campus. A lover who bites his lips when happy... Araya is always troublesome, gloomy, and without desire. Thinking of him, Nishizaki’s teeth always hurt...

Matsushiro Atsuya is from a very wealthy family. In order to prevent his childhood friend Kyousuke from moving away, Kyousuke was appointed as his servant. However, now they're in high school. Atsuya may be falling for Kyousuke, but it may be a one-sided love. 3) Timid student Miyako Yousuke is being followed by fellow student Ayusawa Takashi, who says, "Please let me hold you!" Is he a crazy pervert? 4) Security guard Kurafuji is scared of ghosts, so patrolling the dark hallways of Ginseigakuen Boarding School is a test of courage! But he can always count on the bright lights of the art room and Ooga-Sensei to be waiting for him. 5) Shiro didn't expect to spend his summer vacation helping his father broker a deal with a small desert country. But Prince Remul only wants one thing: Shiro. 6) Extra about Atsuya and Kyousuke.