呪
This Chinese character means curse.
You can watch how to write this. - (「呪」の書き順（筆順）動画 - 漢字書き順辞典)
There are 2 ways to read this, "のろう (呪う)" or "じゅ".
When this is combined with other Chinese characters, this is often read as "じゅ".
For example, "呪文 (じゅもん)" means incantation.
"文 (ぶん, もん)" means sentence.
Japanese people know "呪文 (じゅもん)" well.
Why? Do they like the incantation?
Because "呪文" also means magic in Japanese role-playing game.
Many people love the game in Japan.
By Higashi-Mikawa Kyōjindō Shujin (東三河狂人堂主人)