It Is Night in Japan is the night now.

Japan is the night is different, but other countries.
For example, London is late morning now.
If you have an exchange of messages, it feels really the presence of the time difference.
It is a wonder to the same world.

The time zone is different in Japan to other countries. For example, it is late morning in London now. When you are exchanging messages you notice the diiference in the times.  This is one of the wonders of the world.

Correct my English please.

It is the night time in Japan now.

The timezone in Japan is different from the other countries.
For example, right now it is the late morning in London, while it is the night period in Japan.
When exchanging messages with people from other timezones,  the presence of the time difference can really be felt.
It is a wonder to be in the same world.

Correct my English Please.

そうですね。オーストラリアは日本より一時間も早いです。だから、オーストラリアにも夜です。