Ghost Cat Anzu received strong praise from critics for its unique blend of hand-drawn animation and rotoscoping, creating a visually distinctive and dreamlike atmosphere. Premiering at the Cannes Film Festival, the film was highlighted for its originality, emotional depth, and gentle humor. Reviewers particularly praised the character of Anzu, whose eccentric personality brings warmth and charm to a story about grief, family, and healing. Many critics described the film as both whimsical and moving, celebrating its ability to balance fantasy with sincere human emotions.