Kimi no Shiranai Monogatari (君の知らない物語)

"Kimi no Shiranai Monogatari" is a 2009 song by supercell, with vocals performed by Nagi. It was used as the ending theme for the television anime Bakemonogatari, which was animated by Shaft.

supercell released the song as its debut single on August 12, 2009 through Sony Music Entertainment Japan. ryo of supercell wrote and composed it, and the single reached No. 5 on Oricon's weekly singles chart while charting for multiple weeks. The song was later included on supercell's first album, "Today Is A Beautiful Day," released in 2011.