Seiyu Awards
Endō won the theme song award (Radio Kansai Award) at the 12th Animation Kobe for "Motteke! Sailor Fuku", the opening theme song for the TV animation "Lucky Star", and in 2008, she won the Best Singing award at the 2nd Seiyu Awards together with Aya Hirano, Emiri Katō and Kaori Fukuhara. In 2009, she won the Best Supporting Actress award at the 3rd Seiyu Awards.