Kobato.

Kobato. (こばと。) is a Japanese manga series created by CLAMP. It was initially serialized in Shogakukan's Monthly Sunday Gene-X magazine from December 2004 to August 2005 under the title Kobato (kari). Later, it was serialized in Kadokawa Shoten's Newtype magazine from October 2006 to July 2011 under the title Kobato. The story revolves around a mysterious young girl named Kobato Hanato who works at a local kindergarten. Kobato has a special mission: to collect fragments of people's healed hearts and fill them into a mysterious bottle in order to fulfill her own wish. Accompanying Kobato on her journey is Ioryogi, a spirit in the form of a plush dog, who acts as her guide and supervisor. The work blends fantasy, healing, and slice-of-life elements, portraying a world filled with warmth and emotion. The manga was adapted into a 24-episode anime series, which aired from October 2009 to March 2010, produced by Madhouse.