
If you're looking for manga similar to Goku II: Midnight Eye, you might like these titles.
Rumors tell of Zephyrus, a beautiful and intoxicating woman who lives in a small island in the South Pacific. She's known to seduce all she meets, and not everyone who visits her leaves alive. In World War II, two soldiers become captivated by Zephyrus, and in the present, send one of their sons to investigate her recent appearance. Why has Zephyrus not aged a day since twenty years ago, and what plans does she have for the world?
In the near future a new law in Japan is enacted, the "Shoot to kill" law. So called Triggers are selected, one in each prefecture. They are allowed to eradicate evil as they see fit.
Haruka Tooyama is a twelve-year-old girl with incredible precognitive abilities. But her accuracy in predicting the future has made her a target for any number of greedy corporations that would use her power for their own profit. When she is kidnapped, Haruka uses her gift to seek out someone who can help her escape and fixes upon a blind man making his way through the busy streets of Tokyo. Though it may seem an odd choice, Haruka's powers have not led her wrong. Despite his inability to see, her chosen protector’s fighting skills become apparent when he draws a sword from his walking stick and deftly takes out her captors. Knowing she will always be pursued for her gift, Haruka begs the mystery swordsman to keep her safe... "Until Death Do Us Part".
Birdy Cephon used to be a butt-kicking intergalactic Federation investigator who took down bad guys where they stand; Tsutomu Senkawa used to be a normal student with shy tendencies and a penchant for exploring abandoned houses. However, when Birdy accidentally killed Tsutomu while trying to apprehend a famous criminal on Earth, Geega, both of their lives changed forever! Now, while Tsutomu's body is reconstructed in a faraway place, the two must share the same body – Tsutomu controlling it by day, and Birdy taking over when she spots a criminal in need of tough justice. All Tsutomu wants is to live a normal life; can he manage to cope with Birdy's enormous eating habits, intense muscle use, and easily irritable attitude?
When forcibly injected with the DNA of Musashi—the legendary swordsman—by the secret organization Akai Umi (Red Sea), Hagane Yakushimaru becomes a master fencer with supernatural powers. She sets off to rescue her parents, who have been abducted by Akai Umi, making friends and foes with supernatural beings (parasite projects) who have also been injected with the DNA of other historical figures. What is Hagane's secret? Why is she the only successful female DNA injection recipient? What exactly is the project called the "Revelations of the New Millennium"?
Haruki is a teenage boy who has two friends that are not very ordinary. Ayana has been transformed to be part dog, as shown by her dog ears and tail. Ayana also has enormous lactating breasts. Airi, on the other hand, is a cyborg girl, and she's got tons of mechanical gadgets. The story begins when Ayana and Airi both want Haruki to join their club, and Haruki must pick one over the other. Ayana's science club has more to do with transforming living things, whereas Airi's has to do with more mechanical science. Their attempts to persuade Haruki to their side tend to be full of nudity and sexual arousal. Haruki is going to have a bizarre school life.
Years ago, the mermaid inhabitants of an underwater brothel were ruthlessly slaughtered for their expensive body parts. The only survivors of this massacre were three young sisters who, enraged by having witnessed their mother's murder, now lure sailors into the depths to devour them. While chasing jellyfish one day, the middle sister, Julie, is caught in a net and hauled to the surface. She manages to escape from this ordeal alive, but during her brief time on land the mermaid fell in love with a human. Can the two lovers find true happiness together, despite their conflicting backgrounds?