If you're looking for manga similar to Amagoi, you might like these titles.
Asagaki Togo was the Red Ranger in a heroic Ranger squad. During their final battle against the ultimate evil organization, he suffers a crushing defeat and resigns himself to death... That is, until he finds himself reborn in an entirely different world! Embracing his new role as an adventurer, he transforms into Kizuna Red and continues his pursuit of justice, helping those in need. Enjoy this heroic tale of a Ranger becoming the protector of another world!
A girl is sent to another dimension, where she finds out OZN, a warrior with a unknown past.
I lost my job, and one day, I woke up realizing that I had been transported to another world. Moreover, it seems that I can use an ability called 'grant blessings.' By using this ability, I will strengthen beautiful girls and thus create the strongest harem of all! Oh, by the way, I will also prevent the destruction of this world!
One day after school fifth-grader Sawa is suddenly enveloped by a bright light, and moments later an unfamiliar landscape straight from a fantasy novel stretches out before her. With no way to return to Earth, she’s forced to accept the role of the “Dawn Hero” and save the world from being devoured by the Witch’s mist. Sawa quickly learns no one goes by their name in this new world—only by their role in life. From then onward, she is known only as Hero. She is accompanied by Servant, Dagger, and Lady Knight on her adventure to fulfill her role as the hero who will save the world! Will this little hero be able to live up to the role forced upon her? Will she ever return home?
Save the other world? My opponent is… those from my world? “Everyone, from here on, you will be sent to another world.” With those words from a goddess, Michinaga alighted in another world. He possesses three thieving-type skills. Relying on those skills and while meeting people who have the odd quirk or two, he starts working towards saving the world. What is the true meaning behind the goddess’ words? Three hints: “save the world”, “capture dungeons” and “your opponents are those from your world”.
A man who loved magic so much that he stayed a virgin untill age 30! What will happen when he's reborn into an isekai where there's no magic? Will he be able to become -- a pioneer of magic?
When I woke up after collapsing from overwork working for a black company, I had been reborn as the son of a minor feudal lord in a different world. Our lands were attacked by monsters, I lost my new parents, and the people fleed... In order to survive, I must gather a talented elite so this land can thrive by employing my knowledge from my past life as a overworked white-collar worker! A story of managing a fiefdom in another world starting from zero citizens!
Our unnamed protagonist is an ordinary high school boy who loves Magic Walker - a super-popular card game. In particular, he loves the Elf Deck: a selection of cards that, while seemingly weak, can be incredibly powerful when played right. One day, while on his way to get a new elf card, he gets bullied by his peers. One thing leads to another, and soon he wakes up in another world... in the body of the elf character he was hoping to get his hands on. And wouldn’t you know it, he can summon elf cards from his old world too.
While on the train one day, Kenji Kaga witnesses the moon splitting into two and then is whisked away to Venor, Earth's sister planet, and informed that both worlds are on the brink of obliteration. Now it's up to the boy to restore order to both Earth and Venor. Alongside the stoic warrior Radein and adorable Pixie, Kenji embarks on an epic quest to find the two sacred objects, and fulfill the ancient prophecy!
Ever been mistaken for a member of the opposite sex? For Makoto, this embarassing situation becomes reality when he and two classmates are inadvertently transported to a magical world full of castles, royalty, and giant armored bugs. There, he is mistaken for Fatora, a missing princess, and quickly becomes entangled in a seven day quest to find her, all the while fending off female advances and trying to clear his name!