Midorimaru Matsunoki, the only son of lord Matsunoki Mumeharu, retainer of Hideyoshi Toyotomi, becomes involved in his father's secret plans about construction of a new castle. Soon after encounters a female peasant school teacher, Tae, who becomes his lover. Circumstances even come to affect the beautiful female noble Yayoi, who hates (and loves) him, and his beloved sensei, samurai Fujinosuke Murasaki, the main constructer of the castle, in ways no one would have anticipated...

This is a fast-paced story with overt characterization that reflects on the fairness of love and war.

The manga that made Tezuka famous. It is an action-adventure drama inspired by Robert Louis Stevenson's book.
One day a boy named Pete finds a map of "Treasure Island" that his deceased father left behind. He starts on a voyage to find it together with "Captain," who was a friend of his father. But his ship is attacked by pirates, led by Bowarl, and the two are caught. When a storm hits the pirate ship, the two are thrown into the sea and washed up on the shore of a solitary island in the southern ocean. To their surprise, this island is the one they have been looking for....
The Western-style art and fast-paced storyline attracted much attention, and it became a best seller with 400,000 copies sold, laying the groundwork for the manga craze and its modern style.
The original version of "New Treasure Island" was based on Tezuka Osamu's manuscript, but substantial modifications were made by Sasaki Shichima, who cut nearly 60 pages and also changed some of the lines. When publishing "The Complete Works of Tezuka Osamu," Tezuka Osamu remade it based on his memory to make it closer to his original.

Kenzaki Ryuunosuke is a new editor for Weekly Shounen Magazine, but his love for an unpopular series gets him no love with his coworkers. He meets Takanashi Tsubasa, an aspiring mangaka, and seeks to prove himself by making her the number one manga artist in Japan.

A heartwarming romcom about a boy who can't help but want to punch girls and the heroines.

I am Owen Pepper, the heir of a Noble family. To begin with, there are two kinds of people in this world. The aristocracy, winners from birth, and the rest of the losers, the cattle. I am a winner, of course. Bwahahaha. Livestock, you can work hard for me today. It is the only thing you lot are good for! I have been reincarnated as a tr*sh aristocrat. My father was a villainous lord. And his son, Owen, has been deeply influenced by his father and has grown up to be a fat, incompetent boy! If this continues, my future is in jeopardy. … But I do not care about that! “I heard that there is magic in this world. If we are going to go to all this trouble, let us try to master magic!” And if you are having fun learning magic, you will soon be able to break the stigma!
(taken of NovelUpdates)

This is the story of five students who make up a crazy and unique group (the gang of the funny faces) and, in an incredible twist of luck, they befriend the cutest girl in school. Of course, they will enter into competition with many groups in their school, where teachers are tricky and sometimes clueless, where they can still defy the laws of nature to win sports tournaments and where you can still be childish, Anything could happen in this high school.

Long, long ago, humans lived almost the same as beasts... If you got hungry, you could just find something to kill and eat it. If someone attacked you, kill them too. Everything was kill to survive, kill to survive. Then people started acting smart and making laws. The laws kept them from doing pretty much everything they wanted to do. Beasts, on the other hand, still have no laws, or etiquette. I predict the day will come when an almost mutant breed of humans will appear, sinking to the level of beasts for freedom... Here, I will call them "Vampires..."

Kuon Otogami was a genius pianist whose name is among the greatest in the annals of the music world. He had seven children who also all became genius pianists. All seven except for the one named Lucky that is. This is the miraculous story of a regular kid taking on godly talent!

Jumonji sits next to a rapper girl who is also anti-social... what will they do to realize her dream of becoming a real rapper?

From MangaHelpers:
Sagara Soma is a hardcore gamer, who spends basically all of his time playing or thinking about games. Since he was a child, he's thought of how great it would be to really live in a game world. One day, when he breaks a promise to his cousin Maki in order to play video games, his wish comes true. "New Communicate Online," also known as "Neko-Mimi-Neko," is the game he was playing at the time. Neko-Mimi-Neko is well known for its trick quests, occasional unfairly high level enemies, and many bugs, all of which combine to make players die over and over again. Now that Soma seems to literally be a starting character in the game world, will he re-spawn after death, or actually die? Luckily, he knows just about everything there is to know about the world of Neko-Mimi-Neko, so he may be able to make the unfairness in the game work to his advantage.

The former all-girls Yurigawara High School is going co-ed this year. The new student, Mizuhaya Saotome, meets Kaeri Uchihishi, the head of the school discipline committee, who talks loud and acts tough, but that just makes her seem blustery and kind of a jerk! A comedy about school morality begins!

Washed up on the shores of a deserted island at the edge of the East Blue Sea, two men from different backgrounds unite in their shared thirst for adventure. One of them, Portgaz D. Ace, will follow in his infamous father’s footsteps as the fearless captain of a pirate crew. The other, Masked Deuce, becomes the reluctant first member of Ace’s Spade Pirates. Survival is not enough for these seafaring buccaneers, as together they seek treasure, excitement, and a route to the New World.

Takaho was pleasantly surprised when it was announced that her older cousin, Fujistsugu, would be moving in with them. He was her first crush and she was hoping to deepen her bond with him as a little sister. Little did she know that her seemingly handsome and perfect cousin was actually—

From Yen Press:
After being soundly thrashed by the hero Emilia, the Devil King and his general beat a hasty retreat to a parallel universe…only to land plop in the middle of bustling, modern-day Tokyo! Lacking the magic necessary to return home, the two are forced to assume human identities and live average human lives until they can find a better solution. And to make ends meet, Satan finds gainful employment at a nearby fast food joint! With his devilish mind set on working his way up the management food chain, what will become of his thirst for conquest?

Interactions between this world and the one ruled by the demon lord have grown increasingly common. Unaccustomed to teaching the denizens of another world, Itou Kazuki becomes perplexed when the demon lord's daughter, an avid fan of shoujo manga, transfers into his class. "If you make my daughter cry, I'll destroy your world."

Elfie, an elf, spends her days busy with work, so she has a diminishing number of friends and no boyfriend... Feeling the limits of her situation, she finally explodes with dissatisfaction: "I want to get married!!"

After hearing her war cry, a flower in her room turns into a faerie. That faerie tells Elfie how she can be happy. That is... "Let's go marriage hunting, and get you married!"

Elfie takes the faerie's advice and tries various means of marriage hunting, but will any of them work out!?

This is a romantic comedy RTA manga in which the protagonist reads the signs and makes a preemptive move to make a girl with a problem happy in every parallel world.

Ars, the prince of the Kingdom of Karitz, who was called the strongest wizard, died at a young age. But on the verge of death, he uses reincarnation magic. Reincarnated as Wals Sai, a slave with the best body! Wals, who became the escort of a princess in a small country, became a matchless slave who used his best body and magic to crush all enemies! From "Become a Novelist"! A fantasy adventure by "the strongest slave", opening !! * "Become a novelist" is a registered trademark of Hina Project Co., Ltd.

As Mustachio and Kenichi make their way through the hustle and bustle of Tokyo, they overhear a muffled scream from a parcel carried by an old man. Ever the curious type, Private Detective Mustachio follows the old man to his home, finding out that he is a scientist, Professor Yamadano.

When confronting Yamadano over the package and his intentions, Yamadano breaks his silence and reveals the discovery he made during a visit to Horseshoe Island. A discovery that has very grim implications...

The final installment in Tezuka's SF "World Trilogy" filled with Conspiracy, Political Turmoil, and Hardship.

Volumes 45 and 46 of the Osamu Tezuka Complete Works

Noah, the last survivor from Earth, aims for a new universe on the spaceship that was handed down to him by his mother who was a scientist. What he arrives at is a planet where living things possess magic. When he is out doing field work, he meets a girl who proclaims herself as the demon lord's daughter.

The cyborg youth will traverse a planet full of mysteries in this iseikai sci-fi fantasy.