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

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

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.”

What are some things you would change about Avatar: The Last Airbender if you were to redo the series?

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

Yaoi

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.

Paris Baguette: The Korean bakery that wants to make croissants less French - BBC

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.

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).

If a person stops thinking one or two words in a second or half second means he had stopped thinking for half second?

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

Visual-kei

“None of my business” is the common attitude.

What is the reason for writing X^2 as XX instead of X*X?

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?

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

Have you experimented with bestiality?

Moreover, buff guys are often avoided for their narcissism.