Hi, Goodbye: Ai Zui Zhengui (Series)

Hi, Goodbye: Ai Zui Zhengui is a finished anime series aimed at children, originally released as an ONA (Original Net Animation) in 2019. The series comprises 80 episodes, each lasting around 3 minutes, presenting a significant amount of content in short segments. It's classified as an Original work, meaning it's not based on a manga, light novel, or other existing source material. Currently, information on the producers, licensors, and studios involved in the production remains unavailable. Further details about the specific storyline are lacking; however, its kid-friendly nature suggests themes suitable for a younger audience.