In addition to Chūō , Route 17 passes through Gunma Prefecture . It links the prefectural capitals of Saitama Prefecture ( Itabashi ) and Saitama ( Maebashi ) .
In addition to Chūō , Route 17 passes through Itabashi . It links the prefectural capitals of Saitama ( Saitama Prefecture ) and Maebashi ( Gunma Prefecture ) .