Ryota has established a brand by utilizing his S-rank drop skill. In addition to his increasing recognition, his income is also drastically increasing with new items and a magic cart! Ryota is excited, but the level of trouble is also significantly escalating with things like being solicited by a mysterious handsome guy and being involved in a "magic storm" that makes it impossible to use magic?!

Ryota Sato finds himself transported to a world where everything drops from monsters in dungeons. He and his Ryota Family live their lives venturing into dungeons to sell monster drops. But one day, after rescuing the city of Indole from poverty, Ryota runs into a mysterious girl in the dungeon Aurum. “A monster?!” “Nope! I'm no monster. My name is Aurum. I am Aurum!” Who is this unknown girl, who shares a name with the dungeon she appeared in?!!

Ryota Sato is a salaried worker for a toxic company. Suddenly, he’s transported into a strange dungeon! Then, it turns out that he’s in possession of the mysterious S-rank drop skill. In a world where everything gets dropped from various monsters, it was exactly the strongest unique skill out there. Then, beautiful girls and women gather around Ryota, and his income also rapidly increases! But, even more incidents are happening in this other world full of benefits…?!

Ryota Sato gets the surprise of his life when he's suddenly transported into another world and nearly clobbered at the hands of the young, pretty adventurer Emily Brown. This new world revolves around defeating monsters and profiting on whatever they drop—food, money, items, etc. Unfortunately for Ryota, he has no skills to speak of...until he learns he has the ability to get rare drops! Suddenly his luck turns around...or does it?

Ryota and his friends, who have been fighting for Selen, are now back in their hometown of Cyclo. Then, with the addition of the beautiful magician Celeste, they start up the Ryota Family and by using their team play, Ryota takes down a lot of valuable monsters. However, something bizarre happens on the day of preparation for the harvest festival…?! What will the Ryota family do…?!!

Ryota is making full use of his newly acquired magic bullets and both his income and value is skyrocketing. That power caught some attention and Ryota receives a request to be the trump card for the new dungeon "Selenium" battle. There, he meets the imperfect beauty Celeste?! Can Ryota survive the ever-increasing quests with his unique skill?!

The battle for the new dungeon "Selen" has become more and more intense. And now, rare monsters and adventurers from Hetero stand in Ryota’s way! On top of that, even the paranormal being, the “Dungeon Master," has appeared...!! Can Ryota and the others win this battle?!

The long-awaited comicalization of the popular novel! Ryota Sato is a salaried worker for a toxic company. Suddenly, he’s transported into a strange dungeon! Then, it turns out that he’s in possession of the mysterious S-rank drop skill. In a world where everything gets dropped from various monsters, it was exactly the strongest unique skill out there. Then, with the angelic Emily as his partner, he spends his days exploring dungeons. I wonder, just what kind of rare items can be dropped?!

Ryota was working on farming drops and improving his skills in the dungeons again when he ran into Princess Margaret and company after not having seen them for a while and got some advice about some things that were on his mind. Just what ideas were inspired from this advice?! Then, he finds an answer for all of his party member’s worries, like feeling unwell during a magical storm or having too low of a drop skill. And, they even get a new party member!

Ryota Sato finds himself transported to a world where everything drops from monsters in dungeons. While his level is capped at 1, his greatest weapon is his unique skill that allows him to get drops that would otherwise not exist. With it, he trains, makes money, and more! With his reliable friends and Ryota Family, he becomes a major force known far and wide! Meanwhile, a young man named Cell Stem comes to the town of Cyclo. An admirer of Ryota's, he uses his power to the fullest-and informs Ryota that he has become... Cyclo's Dungeon Association chief ?! How in the world did that happen?! And what exactly happened to the last person who had the job, Clint?! Find out in the newest chapter of Ryota's adventures!