Someone in the government force knew that Okubo used to be Kondo; therefore, he was taken to Itabashi-shuku (the first shukuba (inn town) from Edo on Nakasendo Road) where the government-general office was.
しかし、大久保が近藤と知る者が政府軍側におり、そのため総督府が置かれた板橋宿まで連行される。