सानजा जाभानि गासै गुवारा 47 , 921 बर्ग किलमिटार । मोन 48 हाजोखौ लाफानानै थाम नै खावसे बाहागो ओनसोला हाजोआरिफ्राम ।
The wide of East Java area is 47 921 sq km Two thirds of the area is mountainous with approximately 48 mountains .