how to find them

decodeunicode.org/#__98.000_characters

some in the following line between the peace signs

工 厂日 天 本.口 木.子 尺 " "


the longest character

tamil year sign ௵in relation to ۞ █ 6

chinese 1 一

☺ ☺ ☺

[ALT ]
code.tk

1
4
6
7
11
13
16
31