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

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

“None of my business” is the common attitude.

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 happens to adults with Down syndrome when their parents can't look after them any more?

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

Yaoi

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

How do I know if I am a bitch? I try to be a nice person but people often jokingly call me a bitch. My family calls me a bitch sometimes too.

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

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

How do you see these below?

What are the 10 things you regret doing in your life?

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

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.

Why do companies cull employees during financial downturns without saying so?

Visual-kei

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

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.

What are the different celebrity lists (A-list, B-list, C-list, D-list)? How does one become a part of these lists and move up or down in status?

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).