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

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.

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

What would happen if the Soviet Union had simply annexed Manchuria after World War 2 or kept it independent as a puppet state allied them and separate from China as China was too weak too oppose it anyway?

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

How do you see these below?

Moreover, buff guys are often avoided for their narcissism.

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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).

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

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

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.

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

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“None of my business” is the common attitude.

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

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

Can you write a letter to your first love without mentioning his/her name?

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.