Utawarerumono (Japanese: うたわれるもの) is a Japanese adult tactical role-playing visual novel developed by Leaf, which released in April 2002 for Microsoft Windows. It was ported to the PlayStation 2, PlayStation Portable, PlayStation 4 and PlayStation Vita. In releases subsequent to the initial 2002 version, it is known by its more specific title Utawarerumono: Prelude to the Fallen (うたわれるもの 散りゆく者への子守唄, Utawarerumono: Chiriyuku Mono e no Komoriuta).