Kotagede mosque that is older than Kauman Great Mosque has a unique, beautifully carved speaker's platform, a hundred-years drum, and sugar palm juice-cemented wall.
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.