The author is unknown. Minamoto no Shitagō is cited as a likely candidate; however, it may have had multiple authors spanning a number of years. The text is referenced in number of later works such as Kagerō Nikki (c. 977) and Makura no Sōshi suggesting compilation between c. 970 and 999.
The title of the story, "Tale of the Hollow Tree", is taken from an incident early in the text. The protagonists Nakatada and his mother flee to the mountains and live in hollow cedar tree.  The ateji 宇津保 are also used.
It contains the following chapters:
|3||Fujiwara no Kimi (藤原の君?)|
|4||Saga no In (嵯峨院?)|
|5||Ume no Hanagasa (梅の花笠?)|
|6||Fukiage (jō) (吹上(上)?)|
|7||Fukiage (ge) (吹上(下)?)|
|8||Matsuri no Tsukai (祭の使?)|
|9||Kiku no En (菊の宴?)|
|12||Tazu no Muradori (田鶴の群鳥?)|
|13||Kurabiraki (jō) (蔵開(上)?)|
|14||Kurabiraki (chū) (蔵開(中)?)|
|15||Kurabiraki (ge) (蔵開(下)?)|
|16||Kuniyuzuri (jō) (国譲(上)?)|
|17||Kuniyuzuri (chū) (国譲(中)?)|
|18||Kuniyuzuri (ge) (国譲(下)?)|
|19||Rō no Ue (jō) (楼上(上)?)|
|20||Rō no Ue (ge) (楼上(下)?)|
- Chapters 1-12: Toshikage is sent to China but shipwrecks in Persia. He obtains the mystical harps and returns to Japan. He has a daughter and teaches her music. The daughter has a son, Nakatada, and raises him in hollow tree. Nakatada seeks marriage to Atemiya.
- Chapters 13-18: Various political rivalries revolving around the Nakatada household and the crown prince.
- Chapters 19-20: Nakatada passes on the family musical traditions to Inumiya
- Kubota (2007:34)
- Nihon Koten Bungaku Daijiten Henshū Iinkai (1986:170-173)
- Kōno, Tama (1959). Iwanami Koten Bungaku Taikei 10: Utsubo Monogatari (in Japanese). Iwanami Shoten. ISBN 4-00-060010-9.
- Kōno, Tama (1960). Iwanami Koten Bungaku Taikei 11: Utsubo Monogatari (in Japanese). Iwanami Shoten. ISBN 4-00-060011-7.
- Kōno, Tama (1962). Iwanami Koten Bungaku Taikei 12: Utsubo Monogatari (in Japanese). Iwanami Shoten. ISBN 4-00-060012-5.
- Kubota, Jun (2007). Iwanami Nihon Koten Bungaku Jiten (in Japanese). Iwanami Shoten. ISBN 978-4-00-080310-6.
- Nihon Koten Bungaku Daijiten: Kan'yakuban. Tōkyō: Iwanami Shoten. 1986. ISBN 4-00-080067-1.
|This Japanese literature-related article is a stub. You can help Wikipedia by expanding it.|