A man liking cute things is not as bad as you're making it out to be. Hell, some of the world's strongest men who can kill people with probably a fart, are into cute things.
Hafþór Júlíus Björnsson, who played The Mountain in GoT, has a pet Pomeranian named Asterix he loves.
https://youtube.com/watch?v=lAZobMyRy8o
The guy who beat him next year, Martins Licis, is the 2019's World's Strongest Man in the world & is well versed in biomechanics & programming, he wears ahegao jackets with pride.
https://youtube.com/watch?v=9KuDEIs47B0
Here's 2020's World's Strongest Man, Oleksiy Novikov, guy's in the military & pretty much a borderline-manlet by bodybuilding standards.
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Picrel above are considered to be the strongest men in the world. If they can like cute things without shame, then any man can with pride. Obviously, some lolcows like Digibro are there, but why should one fish souring the waters mean all fish have to suffer?
Cute girls doing cute things is an extremely kino genre & moechads are simply based for liking it.