Kotagede is form of some kampung which used to be a Palace area of Mataram Islam in 16th century. The palace of Mataram was moving to Pleret, that made Kotagede become into old residence with Javanese architecture. The interesting thing is that the ownership status doesn’t belong to Sultanate. There is a term, “rukunan”. It describes a condition of Javanese residence where the owners have an agreement to make a part of their house to be a way that connects between one house to another, So that everyone can access with some condition. You will experience dinner in one of the house in the rukunan. This Joglo house is owned by Joko Nugroho who is the 6th from the first owner.