HRS §143-2.6
Leaving an animal behind is a crime
This law makes it illegal to abandon an animal you own or that you are taking care of for someone else. If you leave the animal and do not plan to come back for it, you can be charged with a petty misdemeanor.
The statute, as written — Animal desertion
It shall be unlawful for the owner of any animal or any person in possession of an animal that belongs to another person to leave the animal without the intention of returning to it. Any person who violates this section shall be guilty of a petty misdemeanor.
LawTrove is not legal advice. The summary above is a computer-generated restatement — the authoritative text is the official version linked above.