Asin died during the year 405, and watched desperately as his once-powerful kingdom was falling slowly to its powerful northern neighbor Goguryeo.
Raja Asin wafat pada tahun 405, dan melihat dengan putus asa karena kekuasaan kerajaannya perlahan-lahan jatuh ke tangan kerajaan tetangganya di bagian utara, Goguryeo.