A startling collaboration between Fumi Fumiko and cultural commentator Sayawaka. Hana was blissfully enjoying the halcyon days of school life along with her friends, right up until the moment she received a mysterious letter emblazoned with the phrase "don't say a thing". Uncertain of its origins, Hana consults with her friends which sets off a disastrous chain of events - changing each of their lives for the worse.

For centuries, the land of medieval Japan have been plagued by conflict, and the people are no strangers to suffering. Blood has been continuously shed by the swords of two power-hungry clans, and their greed has taken the lives of many soldiers. Remarkably, though, these perished soldiers have been given another chance to fight and seek revenge upon their killers. Their souls have been resurrected, housed within the bodies of an extraordinary group of teenagers, who soon realize that they must band together to once again face their enemy.

Certain people suffer from a mysterious disease which causes a wind-up key to appear somewhere on their body. The key has to be wound regularly, otherwise they will stop moving. Miku’s parents, who suffer from this disease, are captured by the authorities, while Miku escapes into the town to seek help from a mysterious boy called Kuro.

The head of the ninja serving the Sanada house during the Battle of Nagashino Sarutobi Sasuke has been entrusted with an unpleasant task. He is the guard for Sanada Masayuki's second son Sanada Yukimura. Yukimura is a selfish conceited and insolent child and Sasuke despises him from the start. But as they spend time together and Sasuke foils various assassination attempts the two of them may find themselves becoming unexpected friends...

She was born and raised in Japan, but one day she woke up and found herself a baby again. She has been reborn as Luxeria, a princess in another world. She was forced to live her life isolated in a tower due to her overwhelming magical power, until an unexpected tragedy struck…! This is the story of a beautiful “doll princess” who lost everything, until she remade herself into a villainous queen. (Source: Gangan Online, translated)

A mysterious dungeon has appeared in this modern era?! Adventurers challenge this dungeon in the pursuit of their dreams of getting rich quickly. From the weakest to the strongest! Aiming for the top by levelling up! The more you fight, the stronger you become in this battle saga!

It seems to have been suddenly carved into the body of a living creature.The engraved humans became able to handle special powers,the world was plunged into confusion due to the magnitude of their power. Half a century after the appearance of the runes... Yusuke, who has been exterminating evil demons as a heroic “Oni-killer” of Japan, achieves the conditions of his own rune, “The Book of Chudo,” and obtains the skill to return to the past. All in order to save his precious friends who were lost in the defeat of the Lamia Queen about 30 years ago. The powerful rune battle is about to begin!

Despite being deeply trusted by the citizens, Prince Abel, the second in line to the throne, is shunned by his father and older brother, the first prince, due to a peculiar birthmark on his neck. When his arrogant brother displays resentment towards becoming the next king, a humanoid demon appears, offering to grant any wish in exchange for assistance. (Source: Natalie, translated)

*Note: Includes a one shot.*