
Parasyte
Parasyte shares the Action, Sci-Fi genres and similar themes: Aliens.
The 2 best manga like Guardian Dog — also known as mangas like Guardian Dog — that readers recommend next.
If you loved Guardian Dog, you're in for a treat. This Action, Fantasy, Sci-Fi manga (2005) is beloved for its Aliens, Shounen elements, and the titles below share that same DNA — handpicked based on community votes, overlapping genres, and thematic similarities. Each recommendation is ranked by reader affinity on AniList.

ガーディアン・ドッグ
Gengo Kurosaka leads a normal life until a run-away alien called "Six-eyes" decides to take refuge in his body. From then on, Gengo becomes Ishtar's target, a beautiful alien in charge of making sure the aliens don't turn planet Earth into hunting grounds. Gengo has now to learn to coexist with his parasite to stay alive...
Gengo Kurosaka leads a normal life until a run-away alien called "Six-eyes" decides to take refuge in his body. From then on, Gengo becomes Ishtar's target, a beautiful alien in charge of making sure the aliens don't turn planet Earth into hunting grounds. Gengo has now to learn to coexist with his ...
Guardian Dog has 22 chapters.
Guardian Dog belongs to the Action, Fantasy, Sci-Fi, Supernatural genres.
The top manga similar to Guardian Dog include Parasyte, Midori no Ou: Verdant Lord. These share key genres and themes with Guardian Dog.