A spin-off series, titled Usagi Drop: Bangaihen, was serialized in Feel Young from July 2011 to December 2011 and collected in one volume.

Ten years later, Rin is a high school student and the remainder of the series focuses on her trying to figure out how to deal with her feelings for Kouki, and her decision for a career.

[16] The untitled chapters were serialized by Shodensha in the monthly josei manga magazine Feel Young between October 2005 and April 2011.

A spin-off series, also by Unita, entitled Usagi Drop: Bangaihen was serialized in Feel Young from July 2011 to December 2011 and collected in one volume.

[25] An anime television series adaptation of the manga produced by Production I.G aired on the noitaminA timeslot on Fuji TV between July 7, 2011 and September 15, 2011.

[31] The anime has been licensed by NIS America who released the series on Blu-ray and DVD combo pack including an artbook and extras on August 7, 2012.

[37] About.com's Deb Aoki praised the first volume for its "heartfelt drama and slice-of-life comedy", uncluttered artwork, storytelling, and the relationship between Daikichi and Rin.

[39] Carlson expressed appreciation for the small moments where Daikichi learns what it is to be a parent and states the series is unique to the manga market.

[41] However, the manga's ending where Daikichi and Rin enter into a romantic relationship was generally negatively received, with many preferring to ignore the events not included by in the animated or film adaptation.