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

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

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.

Why is North Korea a jail?

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

Visual-kei

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

If my boyfriend watches porn, does it mean he doesn’t think I’m good enough? If I am good enough, why does he still watch? Am I not beautiful enough?

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.

Moreover, buff guys are often avoided for their narcissism.

How do you see these below?

Why am I always so tired and I don't eat enough?

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.

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

How do you explain the involvement of a mainland Chinese visitor, her local relative, and a 65-year-old friend of the latter in the suspected money laundering case seized by Hong Kong police?

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

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).

“None of my business” is the common attitude.

What were Sauron's powers in The Lord of the Rings (LOTR)? Did he have any magic or anything like that?

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.