Doing detail work pixel by pixel is a much different claim than drawing the line art pixel by pixel or doing the flat shading pixel by pixel.

>Regarding timing: The PC-98 platform was released in 1982 and was primarily an 80s phenomenon which had peaked sometime around 1990.

Look at the popular PC98 games and you will see that they were made in the 1990s. Alicesoft didn't even release their first game until 1989.