Legend of the Galactic Heroes
In 2014, he launched a new vocal song project under the name "SawanoHiroyuki[nZk]", producing the first album "UnChild" with Aimer as the vocalist under the name SawanoHiroyuki[nZk]:Aimer. Since then his songs under this vocal song project have also been used as the opening and ending themes for various anime, including "Aldnoah.Zero", "Seraph of the End", "Mobile Suit Gundam Unicorn RE:0096", "The Legend of the Galactic Heroes: Die Neue These Kaikō", and "". Sawano's vocal song project was moved to the Sacra Music record label under Sony Music Entertainment Japan in April 2017.