Cheol-Su is a loser in life and a loser in-game... until he’s suddenly promoted to Goblin Summoner. He’s shocked when he discovers that his goblin summon is a hideous, max-level monster capable of obliterating any foe with a single attack! There’s just one catch, though--his new buddy can’t be unsummoned, and it draws way too much attention. Now stuck with an overpowered pet following him everywhere, he has to get crafty and channel his inner goblin to manipulate and claw his way to the top in pursuit of greatness and riches. (Source: WEBTOON)

Ryo and Akira travel through time in order to eradicate demons that could have changed history. Various periods are visited: from pre-WWII to ancient Greece, middle ages in France meeting Joan of Arc, far-west America, renaissance. *Note: This work is included in the Devilman Classic Collection by the publisher Seven Seas Entertainment.*

Rom-comixxx is the one and only student club for comic book lovers at Turnon University. And as one might guess, the club treads a fine line between naughty and nice--a fact that appalls Sun-jung, a new member who is an aspiring romance comic artist. Nevertheless, Rom-comixxx is Sun-jung’s only link to the comic world, and it might shut down if they don’t find more members! Can she and the oddball club president recruit enough members to create the greatest (and spiciest) comic ever?! (Source: Lezhin US)

The year is 2005. The police, unable to carry out their work, are asking for help from talented private investigators for the most complex and important work. Among these are Seiko Hayami, who, with the help of her assistant Hisashi Hanyu, will be involved in cases concerning strange apparitions of monstrous beings, which will eventually lead to a confrontation with the Panther Claw terrorist organization/religious sect, who worship the goddess Zora, under the command of the bestial Sister Jill. Defeating the organization seems impossible, but help is at hand from the android, Cutie Honey. Having seemingly traveled from the 70s to defeat Panther Claw, she resides with Seiko in the form of Hisashi. (Source: Wikipedia)

Taking place 30 years after the original Cutey Honey manga. Sister Jill has been revived, and has brought back the Panther Claw to defeat Honey.

Nagai's ecchi parody of Star Wars with one of the leads being a genderbent barely covered parody of Luke Skywalker named Ryuko Skywalker. It's regarded as Nagai's second attempt at Shameless School and was very controversial with the Parent Teacher Association of Japan from the very first chapter. It includes much suggestive and violent content, leading to it only lasting a year in serialization. Most physical copies of the work are out of print, but can be acquired from sites such as ebookjapan with ease. The work debuted around the same time as Rumiko Takahashi's Urusei Yatsura.

Beautiful but unassuming schoolgirl Kisaragi Honey has a secret–she’s actually an android! Through her father’s amazing technology, she can transform into the unstoppable Cutie Honey. It’s a power that the nefarious criminal organization known as Panther Claw will stop at nothing to possess, even if it means destroying that which Honey loves the most. (Source: Seven Seas Entertainment)

Manga adaptation of the anime Cutie Honey done by Ken Ishikawa and Yuu Okazaki, it follows more the anime and the character design is closer than the original one.

Mazinger Z is an alternate telling manga made in collaboration with Gosaku Ōta and Go Nagai, compared to the original and TV Magazine manga by Nagai, this manga was made more in tune with the anime while adding its own original elements. The manga focuses on a plot more similar to the anime starting with Koji checking on his grandfather after Baron Ashura had activated a bomb. With his dying breath, Dr. Kabuto gives Koji the Super Robot Mazinger Z. With the threat of Dr. Hell looming, Koji fights against his Mechanical Beasts and lieutenants with help from Sayaka Yumi and to some degree Boss.

I’ll play the villainess in order to destroy my kingdom! Princess Lilnette, who hates her homeland, plots to break off her engagement by being rude to the crown prince of a neighboring country…? *Source: MangaPlaza*

Although Baroness Cassia is on her deathbed, she’s relieved that it means she’s finally free from her loveless marriage to her mercenary husband, Zester. Oh, how she regrets her tireless efforts to keep his territory afloat! If only she had taken more time for herself. Her wish becomes reality when Cassia wakes up to find herself ten years back in the past. With this second chance, she’s determined to live a stress-free life. But can Cassia find the courage to rebel against Zester? Or is she doomed to repeat her nightmare of a past life? (Source: Tapas)

From good looks, brains, hot body, wealth, and a gorgeous family. It seemed like Ju-Min’s life was god perfect. Until he realized that his world was merely a simulation controlled by… well, a teenage girl! With just a click of her mouse, Ju-Min loses everything and returns to high school! Will he break free from the program and reclaim what he lost? (Source: WEBTOON)