From Loveless' Site:

Amidst the crowds in Asakusa district, Tokyo, a young man is assaulted by a group of bandits. When a red-haired stranger comes to his rescue, Suoh falls in love at first sight, but all's fair in love and war.

In the rural and peaceful Belzenia-Asmodin Empire, women of all ranks, ages, and marital statuses have begun disappearing one after the other. All they have in common is that they are both beautiful and reputable. Where have the stolen women disappeared to - and who will be targeted next?

Mi Ju, the most beautiful cosmetic model of CF, and her school friend Yu Jin, are thrown to the past where at that time people's opinion about beautiful woman are different from nowadays. Mi Ju who is loved by her beauty and body height, in those times was considered as 'ugly woman'. They must find ways to get back to the future if they don't want to live in those times forever.

From Aerandria Scans:

Mysterious alchemist Lorenzo Lusignano, descendant of the royal family of Cyprus, is searching for the ultimate secret of alchemy – the Philosopher’s stone "Elixir." Rumors of this blood-red gem creep everywhere, but nobody seems to have seen it, so Lorenzo’s travels through Europe’s Renaissance are never easy.

Each volume has a different title:
1. Guranashisu no Meikyuu (柘榴の迷宮; Granacis Labyrinth)
2. Bara yori mo Akaku Yuki yori mo Shiroku (薔薇よりも赤く雪よりも白く; Redder than Roses, Whiter than Snow)　
3. Gothic Anatomia　(ゴシックアナトミア)
4. Ofiukusu no Keifu (オフィウクスの系譜; Lineage of Ophiuchus)
5. Sen no Yoru no Ryojin　(千の夜の旅人; Traveler of a Thousand Nights)
6. Rakuen no Kizu　(楽園の疵; The Scars of Eden)
7. Chinmoku no Shima　(沈黙の島; Island of Silence)
8. Suijou no Meiro　(水上の迷路; Aquatic Maze)
9. Death Stalker (デス・ストーカー)
10. Seichi 1187　(聖地1187; Holy Land 1187)
11. Kurowashi no Keifu　(黒鷲の系譜; Lineage of Kurowashi)
12. Kenja no Ishi: Elixer (賢者の石 －エリキサ－; Philosopher's Stone: Elixer)
13. Hatami Yo (二十三夜; 23 Nights)

Torigoe can imitate anyones "tone of voice." He, along with his accomplice Madara, accepted a request made by a woman. She wants them to imitate the voice that she hears every morning from the second floor of her house. A hidden secret and a faint memory awaits them. What could they be?"

From Yaoi Is Life:

Featuring events such as Genma being immature and making Ryuusei drink more than he can handle, Himi begging Genma until his anger subdues, Asari teasing Shoui, and Waki trepassing into Raizou’s bedroom. This volume contains spin-offs of the -ZE- series. Most of these were created for autograph events and freebies during purchases. There's also a 26-page compilation of never before seen new material! No matter where you open it, this is a -ZE- full of love scenes! ♡

A shounen story where 2 teenagers went back in time to the "Three Kingdoms" period of China. An entertaining action series with some light moment & a bit of romance. You also get to learn a bit about that era.

From JanKenPon:
Middle schoolers, Shiro and Masumi, encountered a mysterious dragon that brought them back to the time of the Three Kingdoms; situated in ancient China. As soon as they arrived, they were rescued by the Han Kingdom. Not long after these events, Masumi was kidnapped and Shiro barely escaped death... Soon the story gets more complicated as they are stuck in the past.

In 1997, Ryuurouden won the Kodansha Manga Award for shōnen manga.

It's 1950s Tokyo, and only the Rose Cross Detective Agency dares to tackle cases the police refuse to touch. Enokizu Reijirou is an eccentric private-eye with psychic abilities, while Chuuzenji Akihiko is a surly used book store owner and part-time onmyouji with an encylopaedic knowledge of obscure supernatural trivia. Together with their associates, they seek justice for the victims of various odd crimes.

Stand-alone side story to the Kyougokudou series, which begins with Ubume no Natsu.

From Storm in Heaven and one of their legacy groups, Bamboo Feathers:

In ancient China there exists an alternate dimension called Jusenkai, whose inhabitants, the Senkaijin, possess tremendous powers. One of them, YanLang, fled to Earth along with his rebel army after being defeated during his attempt to overthrow the Emperor. In order to capture the fugitives, the Emperor sent his elite soldiers to Earth after them.

LiFang has been traveling alone to find his father's murderer when he picks up a sick and injured man. That aloof man, TuoRen, turns out to be one of the imperial soldiers sent to earth to hunt and capture the Senkaijin rebels. While his comrades work in pairs, TuoRen prefers to be alone. That is, until the strangely powerful human, LiFang, decides to follow him on his quest.

Note: The volume 5 extra is an unrelated short story, "Time Lag."

From: Easy Going Scans

The story begins to unfold in 900-960 AD, later Zhou dynasty, when Chi Wu is being imprisoned after purposely losing to the emperor. His true goal lies within the prison itself, a clue to the whereabouts of world's greatest lost treasure-- Qi Lin Treasure. The words of his capture quickly spread to the ear of his senior and a former officer of the imperial court. Tie Zong Heng (Lawless), decides to be re-enlisted to the imperial services just to hunt down Chi Wu.

Four little tales of fox spirits and human. Be it China, Japan or Korea, fox spirits always have a unique standing: each country has a tale or two about these infamous fox spirits. They can be both good and bad, revered and scorned, but they're always known for their intelligence and beauty. Enthralling creatures! ... Please read from left to right. ... Original webcomic. Original link: http://www.u17.com/comic/25618.html

From Etc:
Based on historical setting of Korea during the Josun Age. Long ago, in Jushin, secret royal inspectors named "Angyo Onshi" wandered the country and restored the order. But now that Jushin is destroyed, only one is still wandering.

The continuing adventures of classic Arsene Lupin character created by Maurice Leblanc. The manga adapts Maurice Leblanc's novels about a gentleman thief who solves cases while outwitting both the police and criminals. The first chapter of the manga retells the first short story Leblanc published, "The Arrest of Arsène Lupin" (1905). Lupin is a Gentleman Thief and a master on disguise, during the Belle Époque years.

From Go! Comi:

From birth, Cesare Borgia is surrounded by shadows. Damned by his own father, hated by his closest brother, separated from the sister who loves him, and driven by the demons of Hell itself, his quest for power threatens to set the world of Renaissance Italy ablaze -- unless one innocent person can drive away the poisonous shadows ravaging him!

Enter the world of the Borgias. A world of unspeakable conspiracies and forbidden desires. A family whose murderous intrigues would make them infamous throughout history. A history written in blood…and a poison called Cantarella.

- The synopsis is not the same as, the B.A.W version, I used the B.A.W synopsis because it was just easier than my TLer to translate it. - So please stop changing this description as they are actually not the same...

China 2A.D.: the corrupting Han Dynasty has thrown the entire country into chaos. Peasants revolt against the government. Into such an age, the ruthless and infamous hero, Cao Cao Mengde is born. Destroying old customs and values, he tries to unite China, with a band of promising and intellectual followers, handpicked for their individual talents and potential. Generally thought a villain, Cao Cao Mengde is portrayed as a hero in this story, which focuses on what kind of person he actually was. There are two other protagonists: Liu Bei Xuande and Sun Quan Zhongmou. Liu is a man of high morals and infinite potential. His servant, Zhuge Kongming is a mysterious man, who helps Liu to become a king who is loved by millions. Sun is the third descendant of the Sun family. A young and immature king also comes into the picture, creating more chaos. This is a Tale of the Three Kingdoms ("Sanguozhi") in which these three men rage war throughout China.

Side story/prequel to "The Kurosagi Corpse Delivery Service."Matsuoka Kunio is a writer and anthropologist, but he's much more interested in playing detective. Joined by his long-suffering best friend, a very unorthodox priest, and a boy with the power to raise the dead, he investigates the occult mysteries and murders of early 1900s Japan.

A collection of stories:

1) So cute?
Morizono is a wine salesman and love cute things. He has a pet cat and Onodera likes cat but has feline allergies. Will Morizono have his chance?

2) So what?

3) Sayonara Bokura no Sekai

4-5) Mata Kite Shikaku
Ever since losing his parents, Nozomu has been living happily with his big brother, Yu and Yu’s lover, Mitsuo. And while he truly wishes for the both of them to be happy, he has trouble suppressing his own feelings for his brother’s lover…
When a man named Ichiya appears and claims to be Mitsuo’s supposedly dead half-brother, are their happy lives about to crumble?!

6) Michite Chirite

Extra - So be it

The Sakura household is a household which has since ancient times worked as sake brewers. One day the daughter of the household finds a katana in her family's warehouse and when she unsheathes it, the sword starts to shine. The title Sakura Juuyuushi is a play on words of Sanada Sakura Juuyuushi, a story of the group of 10 ninja who assisted the warlord Sanada Yukimura during the Warring States era of Japan.

A strange night unfolds in Edo...