Side stories featuring the two protagonists of Shuuten Unknown.

Based on the Little Witch Academia anime by Trigger.

Day laborer Kazuya Shibuya is feeling frustrated with his boring, day-to-day life when a mysterious game called “Blackout” is delivered to him out of the blue. Not knowing what is going on, he starts to play the game, only to find out that what is inside surpasses anything he could have ever imagined. No one has ever managed to beat this game shrouded in mystery. Is “death” awaiting him at the end...? The battle-filled fantasy novel popular on website Everystar is now a manga!

In the Alice in Junk Box series:

V.1 - Alice in Junk Box

V.2 - Dia

English Titles
Vol. 1: Alice in the Country of Hearts: Junk Box
Vol. 2: Alice in the Country of Diamonds: Junk Box Diamonds

The short stories of Tomoko Yamashita.
First girl: There was a girl in the middle of the gruesome incidents. ‘I thought that I was invincible.’
Second girl: A recollection of ‘a girl’ who didn’t love an excellent boy, ‘me’.
Third girl: The future where you are cursed when you are born. The only girl who wasn’t cursed is nervous about her undecided future. ‘She is pitiful for not being cursed!’.

The story follows three elementary school girls: Sako, Koko, and Miko. They live an ordinary life until their new teacher starts a bizarre lesson on awakening their special powers.

Lina Inverse, a wandering sorceress and bandit-killer, joins forces with roving swordsman Gourry Gabriev in what's supposed to be a quick union of convenience.

Adapted from Slayers main novels 1-8,
4th volume adapted from Slayers Return movie.

In a world where samurai have been tossed aside in favor of ninjas as the main force of armies, one man, Toranusuke, makes his living as a samurai that hunts these so called ninjas down, driven by a mad sense of revenge, leaving a path of murder wherever he goes. Meanwhile, a Lord named Nobukage Onaga continues to conquer and oppress the known world with his ninja army, leaving destruction and brutality in his wake. As Toranusuke continues his journey of revenge, he finds himself entangled in more trouble that he might be able to handle...

From Mad Hatter Scans

In the desert land of Halvatt, the' friendly' rivalry between a prince and thief turns into an unexpected adventure as they discover mysteries and secrets of an ancient legend that turns out to be true.

When the black blade roars, all who stand in its path shall be torn asunder…! What is it that Koinzell, the mysterious young boy who wields the sword with such exceptional skill, desires? The fight against the “Lances of Betrayal,” who were thought to have been defeated by the Seven Heroes, begins--And at battle’s end, only the shocking truth will remain amid the pools of blood.

Taku, the boy with a black cat. He uses medicine that cannot be obtained through ordinary means. He is a self-proclaimed Kusuri-ya.

Set in a Western Medieval-like place during times of war, Eleonora "Ellen" Viltaria, one of the Vanadis of Zhcted, leads the battle into Brune. There are, in fact, seven Vanadis, named for having each received a powerful weapon from the dragon to individually reign over seven territories. The power of the Vanadis invokes dread and fear from their enemies. An earl in the service of the country of Brune, a young archer by the name of Tigre, experienced the Vanadis's power firsthand after being defeated on the battlefield by Ellen. However, Ellen chose to spare his life after witnessing his skills, but in exchange, he is asked to serve her.

For 500 years, people have been unable to enter “The Forbidden Continent” in the Southern Hemisphere. Mankind’s first successful voyage, the research ship “Pandora”, has returned. People from around the world gather to try and catch a glimpse; and Nayuta, the daughter of the Pandora’s captain, is also excited to see the creatures brought back from the Forbidden Continent. She happens to meet a mysterious young boy on Eden Island. Sen warns Nayuta “You don’t know the real reason the “Forbidden Continent” is forbidden”…what does Sen really mean!?

A rootless mercenary meets the Crown Prince of a certain country. This meeting just might be a ray of light in the darkness for the supernatural war that will soon begin to tear the land apart.

A boy opens a chest at his father's temple, and out pops out a Hanyou, a half demon, half human girl who wishes for nothing more than to avenge the death of her mother and herself. It just so happens that the boy looks just like his ancestor, the one who killed the girl and her mother.

From JanimeS:

The world of Siesta is set in fantasy Europe where there are people called bullet users who were discriminated against badly for reasons unknown to readers as of volume 1.
The discrimination has gotten much weaker due to Grande Corp's efforts to wipe out the decades-old pirate faction with the help of Bulletron, a battle suit designed exclusively for bullet users.

The story begins as the protagonist Dia Canto tells you a little bit about herself: how she became an orphan, how she met her foster family, and how she is very much in love with her step brother, Loe. However, her affection toward Loe is brutally crushed before it would even bear fruit and she goes out to vent her sadness. This is when she encounters Cid Leon, who she would ultimately be paid to "protect".

After 3662 blind dates, the 160-years-old Headless King of whom everyone is afraid is finally getting married! But the King keeps hiding from the cute and gentle Princess instead of meeting her face to neck. So how can the Headless King and the Princess get to know each other?

A powerful grand wizard named, “Raim” reappears after a millennium because of a failed experiment. While sets out to regain his lost tower, he meets “are” and “ere” who have been trafficked as slaves... a combination of a weird grand magician who only uses his wits to make money and the cute, lovable brother and sister of the miao tribe! Their endless adventure is beginning to unfold. Editorial staff’s comment Will Raim be able to regain his lost tower?! 

Manhwa you may like:
+ This is another ambitious work of Sung San Young, The Gamer
+ Tower of God
+ The God of High School

Fushimi Inari has a hopeless crush on her classmate Tanbabashi. One day, while trying to interact with him, she accidentally humiliates him in front of the whole class. He refuses to accept her apologies, and, to make matters worse, she discovers that he probably has a crush on their incredibly cute classmate Sumizome.

She has all these things in mind when she is summoned by Uka-no-Mitama-no-kami, a pale fox goddess. In return for rescuing a little fox-spirit creature before school that day, the goddess offers to grant a single wish of Inari's. Without thinking, she blurts out that she wants to be Sumizome. As one might expect, this wish does not go nearly as well as Inari had hoped, and the kindly goddess breaks a goddess-rule to give Inari the ability to change herself back. Now, Inari can change her own shape at will, and using her new skill is very tempting as she keeps trying to win Tanbabashi's heart. But if Inari flaunts her ability, both she and the goddess might end up in trouble with Amaterasu!

In the land of Glengard, the realm's 666th Demon King, Fienalia Glengard Flamveil...is bored. With no challenges to excite her and all of humanity long since subjugated, she's off to find a new worldany world!to conquer...and it just so happens that Earth is next on the hit list! But when "Ena-sama" meets Kento Sugitani, an aspiring manga artist, it seems she might have found a new hobby more interesting than world domination. What is a demon lord to do but enroll in a manga school herself?!

(Source: Yen Press)