A child prodigy and one of the three main protagonists. Following Sayuri's disappearance, he becomes a physicist researching parallel universes at a U.S.-sponsored facility. He uncovers the truth about Sayuri's connection to the tower, navigates conflicting loyalties, and ultimately partners with Hiroki to destroy the tower, prioritizing personal salvation over geopolitical schemes.
They work together at the scientific facility researching dimensional physics.
Tomizawa oversees Takuya's research on parallel universes at the NSA facility.
Okabe employs the boys at his military factory and supports their drone project.
Part of the central trio bound by a shared childhood vow.
Longtime friends who share a childhood promise to fly to the Hokkaido Tower.
Explore the full interactive character relationship map of The Place Promised in Our Early Days