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

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

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.

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

What qualities do single women typically look for in a man? Is it a common preference for women to want a man who earns more than they do?

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

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

Visual-kei

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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.

How do you see these below?

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).

The world of the Harry Potter series is usually considered bad worldbuilding. What are some examples of actually good worldbuilding in the books/movies?

“None of my business” is the common attitude.

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

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

What pleasure do guys get by sucking female breasts?

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

Moreover, buff guys are often avoided for their narcissism.

Yaoi

Are there any political parties or groups that have a mix of conservative and liberal beliefs? Why are they not as prominent in the media?

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.