From Iskultrip Scans and Manga Abyss:

Maria Rose, a boy always mistaken as a girl, is burdened with debt after a strange event, and his sword, "Fake Consuming Inferno" is confiscated. At that time, Katari, a member of his clan, got a hold of some profitable information, but to obtain it, they have to go to an "Underground Raid", but things aren't as easy as it seems...

This is the story of love, friendship, and adventure of the beautiful "Cracker", Maria Rose.

Contains 6 stories besides the main one: • Bara no Oujisama (Prince of Rose) • Himitsu no Kobeya • Ai ga Nai!! • Oatsui no ka Osuki? (Do You Like Hot Springs?) - Having been dumped by his boyfriend, Tomohisa goes to take a shower only to find that the hot water heater is broken. With a broken heart and his feelings at an all time low, he heads off to the public bath. Will his luck turn for the worse or will it finally turn for the better? - Loveless • HAPPY BIRTHDAY • Kaihou (Release) • Himitsu no Hanazono (Secret Garden)

Yuri Makurano is an unattractive girl who learns her mother is a famous actress named Shoko Hanai following her grandmother's death. Yuri begins to live with her mother's family which consists of three children named Sumire, Aoi, and Fuyo Hanayashiki. Yuri is treated as a maid at the household, eventually bonding with the family and builds up unrequited feelings for Sumire. Later, she comes to learn the only blood relation she has to the family is Aoi, her half brother.

Note: Won the Shogakukan Manga Award for shoujo in 1994.

Iori and Nachi are the "perfect pair" of the bodyguard agency Shelter. Partners since childhood, they bicker constantly, but when the latest mission threatens to separate them, is that really okay...?

From Chibi Manga:

Himemiya Mitsuki, 16 years old. She was just a normal girl who had a crush on her neighbor until the day of her birthday came...

N/A

Izumozaki Sumire was accepted into Ojika High School. Her older brother Satoshi was strangely against her entering that school. But she wanted to experience high school life at the same school he attended no matter what. Subsequently the truth about her older brother’s real identity comes to light...!

1-4) Rose and Savage
Seto Yasukuni fell in love with Tomokazu during middle school. Tomokazu's dream is to become an illustrator. Yasukuni couldn't bear to leave the quiet Tomokazu alone and took great care of him. They were separated before they even realize their own feelings for each other. Seven years later, Yasukuni met Tomokazu on his first day in the art college. Yet Tomokazu seems unexpectedly cold? From Attractive Fascinante.

5-6) In Your Hand and In Your Heart
Art student Fujii is rescued from a molester one night by sculptor Amou, only to find out the two have a lot in common, they live in the same building and attend the same school. The two quickly become close, a different kind of relationship for the gay Fujii who has always had male partners, but not friends. But being so close to such a gentle person is soothing...

7) Rose and Savage Extra

School teacher Satomi-sensei was coming home drunk one day when he sees a girl sleeping among the roses in the park. In his drunken state, he believes the girl is his first love back in middle school. He wakes up the next morning with the girl beside him with the exactly the same face as his first love! Is he still drunk? Or it this some cruel twist of fate?

From Intercross:
Makoto Hourai is given to Alice Kamiya as an "offering" because of a long-established contract between the two families. He is there in order to assist Alice, who is actually a vampire. As an offering, Makoto is supposed to give Alice his blood, however, he is anemic. How does Alice manage to drink blood, if Makoto can't provide for her? How does Makoto feel about all this?

Ikeda's manga debut. In front of a mansion where roses blossom, Tomoko and her brother Kenichiro meet a mysterious girl. She looks interested in them but vanish each time they see her.

1-4) Barairo Emperor
Keito, a high-schooler with an odd love of plants, finds a cosplaying babe in the garden. The babe in question is Roze, the reigning King of the Plant Kingdom! Roze is on the verge of extinction due to the lack of human affection. Only sex with Keito can restore his energy reserves and as Roze's kingly gaze heats up, Keito finds himself strangely compelled. "Join with me," Roze says. Why, the audacity of royalty! (from Blissful Sin)

5) Kiss Shite Master
One day, History teacher Imazato finally recieves the robot maid he mail ordered weeks earlier. But the wrong robot is sent by mistake, and Imazato finds himself the unexpected owner of a HIMO-TYPE robot designed for single working women to be the ultimate prince charming. Imazato isn't sure how to deal with this robot constantly invading his personal space.

After the untimely death of his parents, Aoi was taken under the wing by the super-rich chancellor of the Tachibana Academy. Though Aoi is now a student there, he still hasn't met the chancellor. Meanwhile, Aoi is being persuaded by his bully teacher, Sakurai, and falls in love with him! Is Sakurai the chancellor? Aoi always wonders since Sakurai wears the same rose scent like the chancellor. Will this honeybee be able to resist such a sweet trap?

From Aerandria Scans:
At first, she might seem just a cute girl, pretty like a doll, but as soon as she opens her mouth, it becomes clear that she’s a really shrewd and independent girl! Her name is Koume and she has a “date with destiny!” She meets one very cool “tiger-master” and one very hot “tiger-tamer” and they are both handsome young men... But what is the truth about them?

From JShoujo Scans

I Can Hear the Ghostly Drum-Beating
The first guy Rika ever falls for turns out to be her older sister's fiancé. However, her sister's dream since she was a child was to be a bride, and ever since her engagement to another guy didn't work out a few years earlier due to her not being able to conceive, Rika swore to do everything in her power to help her sister fulfill her dream. Does that include helping her marry the guy that she's in love with?!

Like Snow Falling on Harbor
Yori runs into Kurita, a girl he knew from basketball club back in high school. Back then, she was a quiet girl who had a quirky oddness to her. When he runs into her out of coincidence two years later, however, he finds that she's become an out-going (if not slightly high-strung) girl. A few weeks after their chance meeting, he receives a phone call from the hospital saying she had tried to kill herself, and he finds out the true reason for the drastic change.

Fight!
Yuki's a hard-working 21 year old who's tirelessly slugging away as a coordinator at a English language school so that she can save enough money to go study abroad. She has no interest in guys because she's so set on her goal---that is, until she meets Yuki, a guy with the same name as her. They move in together only days after they met, and at first things go well, but one day, he hits her in the face by accident. The violence escalates as the days wear on --- will their love last?!

The Days of the Sun
Nana and Ichi are twins who are as close as can be. Sure the people around them think it's odd that they still sleep in the same bed --- but they couldn't care less what others think. All they need is each other. One day, they run into a scruffy looking man wearing dark sunglasses who claims that he's their long-lost dad! Is it really him? And why did he choose to reveal himself to them now?

Includes other stories which all center around the theme: "a rose-colored tomorrow."

Paul, a serious honor student, meets the violent and rebellious Andrew in their all-boys school. What follows is a story of the struggles of youth and painful but powerful self-discovery.

Timeline (from Oriolidae & Sparviero):

01 Barairo no Hoo no Koro v01 ch01-05
02 J no Subete v01 ch01-05
03 2 Shuukan no Adventure v01 ch05-06
04 J no Subete v02-03
05 Barairo no Hoo no Koro v01 Extra

Iroha, the daughter of a good family, has just lost her father and was grieving in her garden when an arrogant but handsome man dressed in a military uniform trespasses and changes her life forever...

The latest manga from Kaho Miyasaka set in a Taisho era-esque world.

Most girls are crazy about jewelry, but not Anis Yamamoto. Not since her father gave her a rose choker as a child, claiming it was a protective amulet which would safeguard her from harm; however, if she ever took it off (a feat easier said than done!), she would be afflicted by a “punishment” of some sort. Not like it matters to her though, since the attention it attracts around school from faculty and students alike isn’t something she’s particularly fond of.

But after a certain incident causes the choker to disappear, she realizes that this punishment her father spoke of might have been a bit more than she bargained for!

For certain personal reasons, handsome young calligrapher Handa Seishuu is forced to uproot himself from the city he's lived in all his life and move to an island on the westernmost edge of Japan.

“Sensei,” as he comes to be known, is a city boy through-and-through, having never experienced rural life until now. And by the looks of it, he has much to learn! From navigating public roads by tractor to having his home commandeered by the local children as their brand-new hangout, the list of Sensei's hardships soon becomes very long indeed.

Here unfolds a heartfelt island comedy about a "gruff on the outside, soft on the inside" urbanite and his unfailingly tolerant island neighbours!

From Hokuto no Gun:

Three thousand years ago, a sect of ancient Indian priests who sought world peace and justice, developed an unimaginable fist and sent their disciples throughout the world. Their mission, passed on to their descendants, was to live in the shadows of history and judge the evils of this world where the law cannot judge! They are the Family of Brahman!