Take Exit #7 (for Nogizaka direction) to get out of Akasaka Station (aboveground you will first see Hotel Grand Fresa Akasaka across the street), make a right towards the adjacent Doutor coffee, walk for a minute or two until you reach the intersection of Akasaka 5-Chome police booth then cross the street at the signal for pedestrians there. On the ground floor of the building is the hair salon.
Direct access from D-3 Exit of Yurakucho Station (Yurakucho Line)
2min walk from Yurakucho Station (JR Line)
3min walk from Hibiya Sation (Chiyoda Line, Mita Line and Hibiya Line)