From Cowboy Bebop to Sailor Moon and beyond, there are a lot of old anime that helped make the medium popular in America.

Mecha anime isn't just about battling giant robots, some series focus on robots for travel or survival. Mecha can come in smaller, more reasonable sizes, offering diverse and interesting sub-genres.

This mostly manifested in mecha anime in particular ... pointed out that it's quite similar to another song entirely. The American song producer Neil Sedaka is actually linked to Zeta Gundam ...