A collection of stories:

1. Boyfriend's Secret
Kana, a first year high school student, has recently started looking for a boyfriend. She is head over heels for this mature guy whom she always thought was a 20-year-old college student. However, he’s actually…!? Love + Secret = Something big to look forward to!

2 My Own Secret
A tough, tomboyish girl named Haruka that's often mistaken to be a boy meets a strange guy, Kotake. After helping him out, she realizes that Kotake is even more like a girl than she is!

3 Girlfriend's Secret
Seiji fell in love with his friend's girlfriend, Eri, without knowing she already had someone else, but it turns out that Eri-chan has a secret as well.

4. My Secret
Emi is the son of a very unpopular, but experienced Kansai comedian, and he doesn't quite seem like he wants to be.

When his Handicrafts Club sempai, Himuro Saeji despairs of ever getting a girlfriend, Kirishima Hikaru is dragooned into helping out in a rather odd manner. Later he also goes "undercover" in practice for his starring role in the Drama Club's play during the school festival. From the anthology series Change H!

For his twentieth birthday, Shizuka chooses to go to a hot springs alone. To his surprise, he also ends up seeing his first naked woman... a passed out drunk girl. Soon afterward he enters college, and his friend from high school convinces him to join the female dominated travel and hot springs club. Amazingly, the girl he saw naked, Ruka, is also a member of the club! Now he must interact with his club more or less normally, and pretend he doesn't imagine Ruka naked every time he sees her. He is determined that his embarrassing secret never be made public!

The princess has been captured by the evil demon king and her father offers her hand in marriage in return for her rescue! But things aren't all what they seem...?

A short side story happens during the 8 years time skip of the original Ultimate! Hentai Kamen

Car mechanic and ex-yankee Honda falls in love with Someya, a beautiful okama. Someya promises to go on a date with him in exchange for free car maintenance. Someya planned to tease him since the mechanic was unaware of his true gender, but when Someya reveals the truth, Honda's attitude doesn't change one bit! And now Honda's acceptance has stirred up feelings of affection in Someya!

Marika Fujisawa is a crazy plant lady who is deeply passionate about anything green and growing. While training to become a plant coordinator, Marika is hired by "HEAVEN", a prestigious plant rental service dedicated to high quality decorative vegetation for special events. There, she meets stern Tetsuya. At first he seems dull, but then Marika comes across his rose arrangements and wonders how such a blunt man can create such heavenly decorations... On top of that, Marika has to stay on top of work! How will a wedding turn out under her expertise?

From Yen Press:
Alice is having a nap in her garden when suddenly before her there appears a young man with rabbit ears! He whisks her away to a fantastic (but dangerous) world that seems straight out of a fairy tale, but one where every resident brandishes a weapon…Will Alice ever find her way back home?

18-year-old Mai Sugimoto is a college student starting this year. She was looking forward to the "college life," but she ends up living with two women because of a realtor's mistake. Furthermore, they are all 18-years-old and share the exact same name, Mai Suigimoto. Hence a life story of three Mai(s) full of fun and erotic excitement begins. Can these three girls get along?

A collection of three short stories.

Ace of Hearts: Akizuki Akira is the Jaguars' ace, but even he can't beat the Elephants' star player Edajima. When Sakura Misao joins the team it seems like they might have a chance, but Akira can't stand to be shown up by a girl and quits the team. Not one to disturb the peace, Misao leaves the Jaguars to find a new team, but when she finds a spot with the Elephants, who will win the final showdown?

Teens: The morning of his first day at a new school, Wakamatsu Jirou accidentally helps capture a dangerous criminal, and rumours spread like wildfire. Now a living legend, he's the first and only line of defense against the delinquents that make everyone's lives miserable. Only problem is, he doesn't know the first thing about fighting!

Fresh Leaves in the Wind: Class 5 wants to win the upcoming girls' softball tournament, but with school idol Yamazaki Misa on class 2's lineup, not even their own male classmates want to cheer for them. When an unathletic yet perceptive student by the name of Mizutani Hiroshi offers his aid as their coach, he might just be the perfect secret weapon.

From Tokyopop:

Rinne is a girl who can see and exorcise ghosts (usually with a paper fan). When the school punk saves her from getting hit by a truck, but ends up in a coma himself, she, and his disembodied spirit must defend his prone body from being possessed by this, that, and the other local spirits. Unfortunately, she fails in her task, and an ancient playboy takes over the punk’s body, leaving him to inhabit a pink stuffed monkey. Hilarity ensues.

Despite the fact her mother's a model, (famous for being on the magazine Charisma Housewife), Sae's usually left home alone. And although she has what classmates call a 'sub-space stomach', Sae can't cook. In an attempt to help a friend with her love, Sae becomes closer with a classmate named Yuuki, who works at a cafe. Will Sae actually learn to cook? Will this closeness develop into a one or two-sided love?

Ono Matori is a high-school student who is secretly a successful erotic manga author. He has recently found new inspiration for his work from his neighbors and classmates, the Hikasayama twins, Haruna and Wakana. Both Haruna, the cheerful and active half, and Wakana, the cool and collect one, both fall in love with Matori. He unwittingly agrees to date both of them both for research purposes and personal interest. Their love triangle will help Matori with his erotic manga storyline but how will his life change back in the real world?

A collection of stories:

1. Expression of Love
Haruka is one of the stars at St. Teresa's school for girls; tall, beautiful, accomplished, friendly - she also has an unpleasant habit of molesting girls by grabbing their breasts. Particularly new transfer student Akiho's.

2. She-wolf
New transfer student Fuyuka is very excited to be starting a new life at an all-girl's school. Her anticipation soon turns to terror as she becomes the target of extreme stalker/molester behavior at the hands of one of the school's stars, Natsuki.

3. First Kiss
Story of the school counselor, Reiko, and Ayano, her childhood friend who's also a teacher at school. Included is a conclusion of two student couples' romance. Will a day out to the beach ends happily for Akhito, Haruka, Natsuki and Fuyuka?

4. Little Red Riding Hood Strikes Back
Fuyuka has accepted Natsuki's love, however Natsuki is still retaining some distance. Talking things over with Akihito, Fuyuka manages to make clear her and Natsuki's relationship.

5. Spring, Summer, Winter, Fall

6. Her
Two girls, Inoue Chiharu & Aida Miho, plotting on seducing each other, each convinced they are the strange one.

It is the manga Umezawa made before his very succesful follow-up BOY and which tells of the adventures of Hibino, delinquent son of God. God gets enough of his son's behaviour and sends him down to earth to better his life and test him. The outcome of this will determine the future of the world, because God won't have his son succeeding him if he doesn't better his life and will end humanity if Hibino fails.

From Eternal Blue:

Basically, this manga follows Hibino Hareluya as he tries to "conquer the world" by dealing with the everyday punks on the street. Always ready to fight and always winning his fights, he just finds himself in more and more trouble. Along the way he surrounds himself with friends who are all very strong in their own unique way.

From Esthétique:
Motsumoto Ichi, who studied earnestly to be admitted to the same high-school where his first love Tomo-chan attends, came to “Rise Apartment” to meet her after 11 years but...?

This volume also includes an unpublished work about dance and romance “Diamond”!!

Oomura Takeshi is one unlucky fellow. He has has this case of bad luck ever since he was little. One day, while on his normal runs with bad luck, he meets an Angel named Elle, and he finds out that his father wished the curse of bad luck upon him. Takeshi has the oppurtunity to pass on the curse, but accepts it to save a young girl. For his noble act, Elle becomes human and lives with Takeshi to protect him from the curse, which is something Takeshi isn't particularly happy with.

A girlfriend decids to dress up her very effeminate boyfriend in a Yukata, but he takes it personal and accuses her of loving females only, and escapes to the fire work festival. Its a trap oneshot, gender bender fun, and the same author of The Night of the School Trip oneshot.

When the orphaned Sera was taken in by the Lady of the Choi household, her dreams of having a family were fulfilled. However, Sera found herself rejected by the Lady's three handsome sons, and it was made very clear to her that she was nothing more than an orphan who would would never become part of their family. At 16, Sera still finds herself bullied by the three brothers, and soon it becomes evident that there is more than just her background that makes the boys reluctant to officially adopt her into the family.