If you're looking for manga similar to Gebäude=Bäude, you might like these titles.
Humanity's dream... Crystal humanoid technology. They have 'illnesses' just like humans but the treatments options are quite different. The troubled AI's band together, and the new doctor at the facility, Sudou, bears witness.
A secret social experiment is led by two Japanese engineers, having an android every move, expression and decision decided through a majority vote from a collective of ca. 3000 randomly chosen people. The vote system offers the opportunity to any member of the collective to set forward his/her proposition. The 3 most proposed actions as well as two propositions made only once are submitted to the majority vote.Rules and systems have been set to ensure the dynamism of that community, and to prevent identification of people and places where the android evolves in modern-day Japan. And so the Dēmokratía android came to life.
Gifuko is a robot in the form of a cute little girl. Unlike other robots, Gifuko is able to feel emotions and learn new ones by experiencing them. She lives with a professor who always has a bear mask on and goes on daily adventures outside to learn new emotions. As she becomes friends with all the people in her town, she is able to sync up their emotions with hers and downloads it into her own data file. With each new friend she makes and every connection Gifuko makes with them, she becomes closer to becoming human.
Onodera Nanami, elated from her third date with her new boyfriend, arrives at her apartment to find an strange, but extremely handsome boy with big ears welcoming her home as "Mistress!" Bewildered, Nanami soon finds out her genius older sister decided to test her new companion robot prototype called "D-46" on her...who happens to be this cute, puppy-like boy at her doorstep. Will Nanami stay true to her boyfriend, or will this android steal her heart away?
From a place in a different dimension from Earth, a world called 'Lote'. It is a world of androids, comprising a queen, princess, rook, bishop, and knights under the command of a main computer. However, the princess suddenly disappeared and the world of Lote falls into chaos. In order to find the princess, the head secretary, Dion, travels to our world, Earth. There, he meets a high-school student SeoYoon, and from this incident the life of SeoYoon is turned upside down...!!
About an android that can think and feel like a human being, and even has the ability to choose his owner...