Why is it that most of the anime sets the main character group as 1 female and 3 males, with 1 fat guy?

Because this is the movie shaping the character image, the reasonable distribution of the combination of requirements, the lack of each element will affect the visual effect, will always feel something missing, and these elements of the character image, the combination of the picture and the plot. Is essential.

The animated version of Journey to the West

You think it sucks, which means that you are more niche, more special vision and aesthetics.

The characterization of film and television is in line with the popular aesthetic. From ancient times to the present, from Beijing opera to modern film and television, from the four masterpieces, to modern scripts, the male and female, the beauty and ugliness of the match, good and evil, fat and thin with the match, neutralization and balance.

Peking Opera

Each role plays its own role in film and television, and the absence of one will affect the view and the overall feeling. This is the law of acting for millennia.