[미번,번역요청] 고전 게임 여러개 입니다.

The protagonist Kouzaki Shin, an employee at the largest corporation in the world working a meaningless desk job, becomes a teacher at the android training institute A.A.A. after his junior Sakaki Kou puts in a good word for him. However, it comes with an additional task of recovering a clone, manufacturing of which is prohibited, that has slipped into a group of androids. A career track as company elite at the main office awaits him if he succeeds in recovering the clone in the utmost secrecy. As he begins investigating, he is stunned to find out just how humanlike the androids' behavior is. Will he be able to find the clone in the group of androids who bear such close resemblance to humans? What conclusions will he draw? [Translated from Getchu]

Main character is an aspiring pianist. He starts his career in a different province and now comes to visit his home town. His family has always lived heart-to-heart with the neighbor family. This is a story of protagonist cheerful time spent in both families during his visit. [From vndbreview]

A lot of students at Miyoshino High School are missing. It has something to do with a special "drug" dealt around the school. Kei Fujiwara has been hired to secretly investigate the case. After facing some dangerous situations, he finally has the police arrest the teacher who knows something about the case. It seems the case is solved, but Kei isn't satisfied with the outcome; something still isn't right. One day, one of the girls who was missing suddenly asks him to run for student body president. She then hands him a pair of earrings, which stand for "slavery" to the current president. Kei's instincts tell him something is going on underground, and he decides to run for president to find out what's happening... [From Gamelex]

A scion of a rich and powerful family gets a vacation that he plans to spend chasing girls and committing them to sensual pleasures. [From vndbreview]