Do you know that Jogja Transport offers a 24-hour, non-stop car delivery service? So, from now on, don't worry. Whatever time your plane is gonna land, whatever time your train is gonna arrive, the car you've booked for will be ready at your premise.
YogYes.com is a travel portal to Yogyakarta with more than 100 places to stay, rent a car, and buy a tour. We have all their phone numbers. You can rent a house or car via WhatsApp, and easily negotiate with the owners.