Leapers—individuals who were born on February 29th that age at a rate four timese slower than that of a normal person and can live for over 300 years. Mio Aono is one of these leapers and like many, experiences all the emotions that come with living beyond the normal, mortal lifespan. From Isaki Uta, the creator of "Mine-Kun is Asexual", comes a one-shot serires that won an honorable mention in the Monthly Afternoon Magazine Manga Competition and jumpstarted Isaki Uta's career! Originally published in 2008, this landmark work has been updated and re-released as a doujinshi and localized in English for fans to enjoy.
- Author: Isaki Uta
- Pages: 50
- Japanese Title: 伊咲ウタ短編集nebula（閏）
- Romaji Title: ISAKI UTA TANPENSHUU NEBULA (URUU)