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

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).

Moreover, buff guys are often avoided for their narcissism.

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.

Is parental involvement in their daughters' marriages beneficial? Why or why not?

Visual-kei

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

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

Have you ever had a bad gut feeling about someone and it was right?

Yaoi

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

Why are so many young teenage boys misogynistic? Where do they get these attitudes from?

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

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.

How do you see these below?

If my lovely sister sleeps with my boyfriend, what should I do about her?

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

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

“None of my business” is the common attitude.

What do you do you do if your motorcycle chain snaps while riding on the highway?

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