K.H. Mosque Hasyim Asy'ari is a mosque located in Semanan, Kalideres, West Jakarta, Indonesia. The mosque takes its name from Indonesian National Hero Hasyim Asy'ari, founder of Nahdlatul Ulama. The mosque was opened by Joko Widodo, President of Indonesia on 15 April 2017. The mosque is the first mosque to be fully operated by the Jakarta city government.