How conservative the Japanese people really is? And the government?

They don’t bring around their mates everywhere, which means they don’t worry about being single, gay, or whatever because no one cares about whom others are having/ not having sex with.

They don’t tease or beat up cross-dressed people on the road.

“None of my business” is the common attitude.

Mets and Dodgers are more than living up to heavyweight billing - New York Post

They don’t have the so-called “couple culture” seen in many Western countries.

Yaoi

It’s very common for a girl/ woman to ask a boy/ man to be her boyfriend.

Over 3,000 Private Credit Deals From Just 20 Analysts Raise Questions on Wall Street - Bloomberg.com

Moreover, buff guys are often avoided for their narcissism.

They were very similar to the bromance of today but accompanied by sexual intercourse.

They don’t have the value that “guys must be macho.”

Are you afraid to get married and why?

I’ve heard it’s always the male side that is expected to take a move in some countries. It’s not the case in Japan.

Visual-kei

I sometimes feel people from the West are obsessed with those “gender” and “sex” things too much. Let’s think about something else sometimes. It’s unhealthy.

Reds star Elly De La Cruz homers after learning of the death of his sister - AP News

How do you see these below?

In the old era, gay relationships were very common and were even praised among the privileged social classes, such as Samurai and monks.

We don’t instantly tie it with sex when a father and his very young daughter are taking a bath together.

How does growing up in chaos affect a child as they become an adult?

This is a very vague question. But considering the asker’s comment on Mr. Nakajima’s answer, your interest seems to be in sex-related matters (I don’t think it’s the only indicator of conservative/ progressive, though).