60-centi no Onna - Recommendations

• OVA (1 ep)
• 1995

Compiler and Assembler have been given 3 days to return the the 2-D world. If they do not return the council has sworn to destroy it. Now a mysterious character is eliminating other individuals from the 2-D world. Can Compiler and Assembler stop this new fiend and be together with those they love?

• OVA (2 eps)
• 1994

When a world of 2-D beings discovers the existence of our universe, they send a team of beautiful Domni-Matrixes into our world to prepare it for total integration. However, once liberated from their flat and dreary 2-D existence, Compiler and Assembler quickly discovered that cybersex with a couple of 3-D guys is a lot more fun than world conquest. Now, in between interfacing with their boyfriends, Assembler and Compiler must protect the Earth from being deleted by their former masters and an army of killer programs.

• OVA (1 ep)
• 1985

An alien agent riding on Halley's Comet arrives on Earth. This alien was sent to destroy the planet, but captivated by its beauty, they are no longer able to do so. Seventy-six years later, as Halley's Comet once again approaches the Earth, another agent is sent to eliminate this traitor, who is now disguised as a girl named Lamina, and is living in Vietnam.

• TV (12 eps)
• 2023

Umika is a sweet yet shy high school girl. She has trouble speaking to others and dreams of having a friend from another planet. But her lonely school life takes a cosmic turn when she meets transfer student Yu, an alien with telepathic powers! The two become close and promise to go to space one day. So, they decide to build a rocket and shoot for the stars, making new friends along the way.

• TV (195 eps)
• 1981 - 1986

Ataru is one of the most desperate womanizers alive, and a man whose life is about to become complicated. When aliens invade, he discovers he has been chosen at random to be mankind’s defender, and must play a game of tag with the beautiful alien princess Lum to decide the fate of the planet! After chasing her with all of his crafty techniques, Ataru finally wins, but his victory also means he must marry the princess herself! Now, with strange alien visitors and a jealous wife to handle, Ataru still manages to keep an eye on his ultimate goal: having his own harem!

• OVA (6 eps)
• 2012 - 2015

• OVA (3 eps)
• 2016

• TV (12 eps)
• 2003

Ever wanted to see what it would be like if aliens coexisted with humans? Now you can, through the adventures of Narue Nanase. She's an alien girl living with her father, placed on Earth to keep an eye on humanity and prevent them from having direct contact with aliens, a la Men in Black. However, the situation changes when Narue meets Kazuto Iizuka, a boy at her school, after saving him from an evil alien. Soon, they fall in love and become unseparable.

• TV (13 eps)
• 2000

In the future, aliens coexist freely with mankind on Earth. One such alien is NieA, a lazy yet spirited girl who wastes away her days while living with the studious Mayuko. And life isn't easy... Mayuko is always short on food money, the spa where she works is about to go bankrupt and Mayuko's alien-crazy friend Chiaki is obsessed with NieA. 

• TV (13 eps)
• 2003

In 2042, the Earth avoided destruction at the hands the invaders known as the Minesis with the aid of its newly created God-Soul Mecha. Most of the pilots' lives were lost, causing the Earth Defense Force to create many teams of new God-Soul Mecha in preparation for the return of the Mimesis. However, when people once thought to be dead are found inside the bodies of the newly defeated Minesis, friends become enemies and new feelings clash with the old. Can the pilots of Earth's best defense against the Minesis keep their personal lives out of the battle long enough to save it?