Of course it is, it's called molestation and sexual abuse.
There are no laws about dating. Not a good idea, because there is only one thing an 18 year old is looking for and that would be illegal.
Dating is not illegal as long as the minors parents are OK with it. Sex is of course illegal.
Only if your parents say so.
no it is not because it is a female dating a younger male so NO
No this act is illegal since the girl is a minor. The girl must be over eighteen years of age, or an adult, for this to be considered legal.
It is not illegal for them to date, but is is illegal for them to have sex.
Dating is O.K. but sex is illegal. She's a minor.
There are no laws about dating. It is possible but unlikely that it would be illegal for them to have sexual contact, but that will be determined based on the laws of the jurisdiction in question.
who knows but if it is not go for him
It's not illegal to date somebody no matter what the age difference is. However it is illegal to have underage sex and her parents might not be so happy about the five year age difference (especially since she is only thirteen). So basically; it's not illegal but not advisable either.