On the cusp of World War II, Japanese Lieutenant Yuuki created a training academy for spies called “D Agency”. The purpose of the academy was to obtain information on enemy countries to gain the upper hand in warfare. In the pursuit of this valuable knowledge, eight men accept dangerous missions infiltrating enemy countries. What skills do they possess to outwit the obstacles in their way?

From Aerandria Scans

At that time, it was a crime for young girls to love...Set in the Taisho era, this is a story about the forbidden love between a young girl and a student.
Tamaki is the only daughter of a wealthy family, but she's been lonely since she was small, because her parents do not care about her at all. One day, Kuroda Kageaki came to her house as a student. Gradually, Tamaki started to harbor a liking for him. And yet her mother, Satoko, caused harm to Kageaki...!? Hidden there is a dreadful past! This is a sad and painful love story set in the Taisho era.

Included is the oneshot Rakuyouju to Koi no Hana.

From Storm in Heaven:

"The solution to all love problems is sex." So prescribes Doctor Meishuu to his love sick patients. But when a patient confesses his love for the dear Doctor, can Doctor Meishuu still continue to stand by his philosophy?

A series of one-shots with the recurring character of Doctor Meishuu.

1-2)
Sonkai, Meishuu's friend, falls for a patient's grandson. Sonkai approaches the elegant young Suisei and befriends him... but suddenly, both he and his grandfather stop showing up at the clinic. Meishuu suggests they pay the old man and his grandson a visit and, determined to be with Suisei, Sonkai agrees. But who is this young woman with the old man, and why is there talk about a marriage?! Is Sonkai's chance slipping away?

3-5)
Meishuu will pretty much sleep with anything that walks... he's not picky about gender or position. Why? The root of all problems in love, of course - a heartbreaking first love. When a young martial arts student is introduced to Meishuu by Suisei, he is reminded of his first love. But the young Getsuei is not going to give his beautiful butterfly-like Meishuu up that easily...

Collection of stories:

1. If you Love an Arrogant Flower (1,2)
Kazuma, the unruly eldest son at a prestigious dry-goods store, dotes on Koutarou, the son of his father's mistress who was welcomed into the main house after the death of the latter's mother. But Koutarou rejected his confession and slipped through his hands. Then Kazuma is suddently attacked by the accomplished and serious second son, Ibuki! How will Kazuma react to his tenacity!?
2. Lonely Butler (1-3)
3. Loyal Dog Jeremy

A fantasy adaptation of the classic Chinese novel "Romance of the Three Kingdoms." In a time of war, the Kingdom of Wu struggles with the ominous power of the Imperial Seal.

From Storm in Heaven:
This manga is something of a side story to the Playstation game of the same name, though you don't have to have played the game to understand it. London, 1899: A girl with special powers runs away from the sanatorium, a hospital where she'd been kept. Her name is Koudelka, but that's all she remembers about herself. She meets up with a boy called Joshua, and together they flee from the agents of the sanatorium, who seem to be obsessed with her. Will Koudelka be able to escape from her pursuers, regain her memories, and discover the mystery that is her own power?

From iskultrip Scans: Kokaku is a flashy, casual dressing samurai. He's always laying around, but he has no compassion for the wicked! Sneaking into gambling dens and pavilions and beating up the baddies...On top of that, how far would he go for his beloved chile peppers!? The first part of this fire breathing action packed hero's tale!!

Georgie is a playful and cute tomboy who lives with her family on a big country farm in Australia. She loves her family, especially her brothers, Abel and Arthur, and they´re all the best of friends. However, Georgie's mother is extremely strict wither her, which puzzles her. Georgie always wears a bracelet, but not just any bracelet; this one holds a secret, one that even she doesn't know. What will become of her world once these secrets are revealed, and will she be able to brave her new world? Read left to right.

From Aerandria Scans:

The story is told as a collection of allegories based in a medieval fantasy setting, but aimed at mature audience. The main character is Helga, a girl who lives completely ostracized from her fellow-villagers, but she seems to enjoy it rather than suffer from it. The people in her life, whose stories we also get to explore, are her best friend Eda, the kind young mayor and two of his servants. And in the heart of the village and the story is the bell-tower which changes everything with its chime...

MingQuan wants nothing more than Hanying, a dirty grey wolf to be human. Would the gods grant him his wish?

This story takes place in the Victorian England.
Belle is a 16 year-old governess and fresh from the country on her first job. She expected life in London to be marvellous, though her charges are anything but lovely and her client is a miser. To make matters worse, a dead body was found in her trunk and Belle was charged as a murderer! But help comes in the form of Lady Ethel and Noel Scott.

The story begins in 1420, right as what would be known as the Bohemian War began. A young girl named Sharka is raped and left for dead among the corpses of her whole town, but she manages to survive. She is picked up by the Bohemian forces, who put a gun in her hands and take her on board as a soldier. Will Sharka be able to fight and take her vengeance?

While Japan was at war with the world, their romance has just started...

Aka Dongfang xuan Hua daxi: Bai yin si xueIf you’re curious about Miao tribal songs, go look up “A You Duo” who’s listed on Myspace.

Then she sees the boy she likes getting crushed under her eyes, Maomi leapt and landed into the past ... and landed in second century after J.C! Historical references to Yamataikoku (邪馬台国) and Queen Himiko.

Story of Akame's family origins dating back to the days when the conflict between Iga and Kouga started.

Oneshot from Harta 37 (August 2016). It's about "Prince" Akasaka, the world champion of competitive eating, and his exciting time adventures!

Outcast... Accursed... Long ago when the gods dwelled in the mountains, the fief of Miyoshi is overrun and Princess Miyoshi flees to safety. But she is pursued by the Magatsuhi ("Devil's Masks"), powerful spirits who possess human bodies and foment rebellion and assassination. Then a mysterious girl, Kagachi, with strange powers appears to protect the princess. But could it be she's also one of them...?

From Shoujo Manga Maniac:
Butterfly is a young geisha in training. She loves and admires her childhood friend, Chinatsu-san. He’s a tattoo artist, and he paints butterflies on her arms and is kind to her. One day she visits Chinatsu and finds a naked woman there. Butterfly is devastated at the thought of her friend with another girl all along. Soon after, a rich foreigner offers to buy Butterfly and take her to live luxuriously in a faraway land with him. She’ll miss life at home, but maybe it will help her forget Chinatsu. But does she really want to?

Also includes:
Memories of You

A spy mystery taking place at the beginning of the Showa era.