🌐EnglishEnglishBahasa IndonesiaSvenskaالعربية中文日本語EntityQ7095530· pop 9· linked from 107 articlesOpak RiverAlso known as Kali Opakriver in Yogyakarta, IndonesiaWikidata factsImageOpak River from near Watu Ngelak.jpgSources (1)wikidata.orgvia Wikidata · CC0On the mapAvailable in 8 languagesالعربيةBahasa IndonesiaBalineseCebuanoEgyptian ArabicJavaneseSvenskavia Wikidata sitelinks · CC0Connectionslist of rivers of IndonesiaEntityIndonesiaCountryCategoriesBantul RegencyLandforms of the Special Region of YogyakartaOpak-Oyo basinRivers of YogyakartaSleman Regency