Makoto "Uribo" Tateuri emerges as a spectral figure following the car accident that kills Okko’s parents, his presence tethered to her journey of grief. Initially manifesting as a trickster—playfully scheming to paint a rival’s face or unsettling Okko with irreverent antics—his mischievous facade belies a shared history with her grandmother, Mineko. Childhood neighbors, he once harbored a quiet affection for Mineko, a bond anchoring him to the Harunoya Inn where he now guides Okko as she navigates her role as a junior innkeeper.

His dynamic with Okko oscillates between levity and earnest support, tempering her sorrow with humor. Humanizing traits like nose-picking initially distance her, yet these quirks gradually reveal his vulnerability, bridging their worlds. Teaming with Miyo, another ghost, he aids Okko in mending fractured relationships and confronting her trauma, steering her toward resilience and empathy through small, service-oriented acts that reinforce community ties.

Central to his arc is guiding Okko’s acceptance of loss. Her growing emotional strength weakens her ability to see spirits, a shift mirroring his fading relevance. His eventual departure, synchronized with other ghosts, marks her independence—a closure underscored by nostalgic glimpses into his past. Scrapbook scenes hint at his unrequited feelings for Mineko and premature death, framing his enduring loyalty to the inn and its legacy.

Evolving from spectral jester to mentor, Uribo’s influence lingers in Okko’s deepened understanding of transient bonds and enduring compassion. His legacy cements not through grand gestures but quiet lessons on perseverance, the interplay of humor and heartache, and the delicate balance between holding on and letting go.