Sore wa Chiisana Hikari no Youna (それは小さな光のような)

"Sore wa Chiisana Hikari no Youna (それは小さな光のような)" is a song performed by Sayuri and used as the first ending theme for the 2016 television anime Boku dake ga Inai Machi (Erased; 僕だけがいない街), which was animated by A-1 Pictures. The song was released on February 24, 2016.

It was issued as Sayuri's third single. 梶浦由記 wrote the lyrics and composed the music, and 江口亮 arranged the track. The single also included "来世で会おう" and "三日月" alongside instrumental versions, and it reached No. 7 on the Oricon weekly singles chart while also charting on the Billboard Japan Hot 100.