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

Visual-kei

How do you see these below?

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

Can anyone or anything overthrow your belief in the Jewish God?

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

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

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

Do you usually wear your panties over or under your pantyhose?

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.

Moreover, buff guys are often avoided for their narcissism.

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

Feather-legged lace weaver spider kills prey by covering it with toxic silk - Phys.org

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

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.

What's the most sordid activity you've ever seen or heard about at a bachelorette party?

“None of my business” is the common attitude.

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.

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).

Why, after a divorce, would one still want to ruin the other one’s life?

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