Manga like Genshi Shounen Ryuu

Ryuu no Michi

Status: Finished
Genres: Action , Adventure , Psychological , Sci-Fi , Supernatural

A young man called Ryu wakes up in a space ship and discovers that the hostile planet inhabited by monsters he has landed upon is actually Earth. This manga is about him traveling in order to find civilization.

Tags: Dystopian , Post-Apocalyptic , Cosmic Horror , Male Protagonist , Language Barrier , Cyborg , Aliens , Shounen , Space , Memory Manipulation , Robots , Time Manipulation , Philosophy , Alternate Universe

Banchou Wakusei

Status: Finished
Genres: Action , Adventure , Sci-Fi

UFO, flying saucers, I wonder if they do exist? What about Nessie? The Abominable Snowman? Ghosts…? They may exist or they may not. Our world still has mysteries that cannot be explained by modern science, and people can often attribute supernatural nature for things that they can’t understand. But what if there’s a parallel world where all that can be real? There are those who believe in the existence of multiple worlds, at least in theory. It’s not possible to tell for sure, but in the world of this manga, they do exist.

Tags: Shounen

Savanna

Status: Finished
Genres: Drama , Supernatural

Part of the "Myths and Legends" series, depicts the endless life of human beings since ancient times on a grand scale without a single line of dialogue.
In the primitive times, when man did not even have language, a woman wanders in the savanna, between the jungle and desert. She expresses all her emotions with her whole body and lives in the world of the weak and the strong, creates two mud dolls. However, she is killed by a hunter who stabs her with a spear, and the mud dolls, bathed in her blood, transform into two infants...

Note: Initialy released in 8 chapters, afterwards combined to form 6 total chapters in the volume release.

Tags: Seinen , No Dialogue , Nudity , Tragedy , Survival , Animals , Gore , Kaiju , Dinosaurs , Cannibalism , Zoophilia , Desert , Pregnancy , Angels , Body Horror

Kasekitou

Status: Finished
Genres: Adventure , Fantasy

"Fossil Island" is an omnibus story featuring the dreams of three travelers who visit Fossil Island. They are Rock, a newspaper reporter, Kodama, a songwriter, and Tezuka Osamu, a cartoonist.

There are many strange rocks on the island that look like human figures. After they see the rocks, the travelers have strange dreams associated with the rocks. Rock dreams that he becomes partner to Sherlock Holmes and fights against the phantom thief Lepin for a hidden sculpture. In his dream, Tezuka Osamu, by eating ancient foods, goes to a world where humans have animal brains and animals have human brains. Meanwhile, Kodama, in her dream, is robbed of her body by Eros, the god of love, and goes to Heaven.



Tags: Shounen

Jungle Makyou

Status: Finished
Genres: Action , Adventure , Drama , Mystery

In the eastern part of the white Congo, a film crew is trying to get good shots from the animals inhabiting it. One day, they find a strange old tower in the middle of the jungle, and from that point on, mystery and danger ensues.

Tags: Survival , Foreign , Animals , Shounen

Chikyuu no Akuma

Status: Finished
Genres: Mystery , Sci-Fi

One day life in the peaceful little village known as Jusanri is disrupted by the sudden and unexplained appearance of a convoy of construction trucks. After a young boy named Kenkichi dies in a hit-and-run, the villagers’ amazement quickly turns to aggressive opposition.



Tags: Shounen , Environmental

Shingeki no Kyojin

Also known as Attack on Titan.

Status: Finished
Genres: Action , Drama , Fantasy , Mystery

In this post-apocalyptic sci-fi story, humanity has been devastated by the bizarre, giant humanoids known as the Titans. Little is known about where they came from or why they are bent on consuming mankind. Seemingly unintelligent, they have roamed the world for years, killing everyone they see. For the past century, what's left of man has hidden in a giant, three-walled city. People believe their 50-meter-high walls will protect them from the Titans, but the sudden appearance of an immense Titan is about to change everything.



Note: Includes 2 extra chapters.

Tags: Dystopian , Anti-Hero , War , Survival , Tragedy , Philosophy , Military , Conspiracy , Shapeshifting , Kaiju , Memory Manipulation , Politics , Revenge , Henshin , Male Protagonist , Monster Boy , Terrorism , Medieval , Post-Apocalyptic , Super Power , Time Manipulation , Body Horror , Gore , Ensemble Cast , Cosmic Horror , Time Skip , Cannibalism , Coming of Age , Swordplay , Slavery , Torture , Alternate Universe , Shounen , Mythology , Espionage , Amnesia , Tsundere , Kuudere , Class Struggle , Disability , Historical , Yuri , Dissociative Identities , Achronological Order , Drugs , Religion , Heterosexual , LGBTQ+ Themes , Reincarnation , Transgender , Baseball , Suicide , Primarily Adult Cast , Acrobatics , Cult