Darul `Ulum Islamic University (abbreviated as Unisda ) is the first private university (university) in Lamongan Regency . Unisda is located in Lamongan, East Java, precisely on Jalan Airlangga 03 Sukodadi . Unisda is one of the oldest universities in Lamongan Regency that exists to this day. The university was initially founded as a study group in 1985, then officially in 1987 became Darul `Ulum Islamic University Lamongan.