Based on the manga by U-Jin.
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Naruto and Anzu live alone thanks to their dead parents inheritance but the former is extremely overprotective and doesn't let his sister leave the house. Due to an incident the two die but get resurrected thanks to their parents intervention. The only problem, Naruto is reincarnated as a cat.  

In 2007, the inhabitants of Danger Planet II fight their battles using remote-controlled robots also known as virtual puppets. Kirio Nimura is a high school student and the strongest puppeteer on the planet who falls for Sairi Takahara; however, she insists that nobody may make advances until they have beaten her puppet, Benkei.

Source: Anime Encyclopedia

A 42-year-old salaryman is made to serve his company beyond the grave when his brain is installed in a super-powered android body in order to carry out corporate espionage.
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(Source: Anime Encyclopedia)

Relationship between a well equipped cyborg and the bounty hunter Mariko O'Brian.

Ripple Film