Father in Mirai
Spoiler note: Spoiler-light: this guide discusses the premise, family themes, and broad emotional arc of the film without treating the ending as a twist recap.
Father in Mirai
Kun and Mirai’s father, an architect working from home while learning to handle more daily childcare.

Who Father is
Kun and Mirai’s father, an architect working from home while learning to handle more daily childcare.
Personality
Well-meaning, tired, occasionally clumsy, and sincerely trying. The film is honest about his learning curve.
Abilities, powers, or symbolic function
His practical skill is design and homemaking; his emotional challenge is becoming more capable in the routines that keep the family moving.
Story relevance
He embodies the film’s modern-parenting thread: love matters, but so do repeated small acts of care.
Key facts
- Appears in Mamoru Hosoda’s 2018 feature film Mirai no Mirai.
- Connected to Kun’s understanding of siblinghood, memory, or generational family identity.
- Best read through the film’s domestic fantasy lens rather than action-anime power scaling.
Related Mirai character cards
Kun OotaThe four-year-old center of the film, Kun begins as a train-loving only child who feels displaced when baby Mirai arrives.
Mirai OotaKun’s baby sister in the present and the confident older girl who appears from the future.
Young Man / Great-GrandfatherA younger version of Kun’s great-grandfather, seen during one of the film’s key family-history encounters.
YukkoThe family dog, reimagined through Kun’s magical perspective as a jealous older member of the household.