The "why just men?" question is probably worth raising locally, but I'm not going to shame them from the other side of the planet for it.
I think that increased rates of low (and high) grade neurodivergence in men, and society expecting eccentric behavior from men, especially as they age, results in in the sort of characters that make something like this work. Umarells in Italy come to mind.
I guess you live up to your username, though not the most flattering interpretation of it :D :D
Women are important but if the problem you're trying to solve is deaths of despair, then focusing on men makes sense.
https://en.m.wikipedia.org/wiki/Gender_differences_in_suicid...
There are so few resources about the topic for men compared to women that comlaining about it is just sad.
"We wanted to strengthen the connection between the children and the older generations in the community. There are so many amazing people here. I thought it was such a shame that no one knew about them."
Older people being forgotten and unknown seems relevant to me.
Like Pokemon adding a girl player character in 2nd Gen.