Route 4 (Shuto Expressway)

Route 4 (also known as the Shinjuku Route) is one of the radial routes of the Shuto Expressway system in the Tokyo area. Route 4 runs west from Miyakezaka Junction (with the Inner Circular Route) in Chiyoda-ku and runs for 13.5 km through Shinjuku-ku, Shibuya-ku, and Suginami-ku. The Route 4 designation ends at the Takaido Interchange and the expressway continues as the intercity Chūō Expressway to Nagoya.

Municipality	Exit/interchange name	Destinations	Notes
Chiyoda-ku	Miyakezaka JCT	Route C1 Outer Loop to Ginza and Hakozaki Route C1 Inner Loop to Meguro and Haneda
Shinjuku-ku	Gaien
Shibuya-ku	Yoyogi		Outbound exit/inbound entrance
Shinjuku-ku	Shinjuku	To Shinjuku Station	No outbound entry ramp
Shinjuku-ku	Nishi-shinjuku JCT	Route C2	Under construction (not yet open)
Shibuya-ku	Hatsudai		Inbound exit/outbound entrance
Shibuya-ku	Hatagaya		Outbound exit/inbound entrance
Suginami-ku	Eifuku		Outbound exit/inbound entrance
Suginami-ku	Takaido		Road continues as Chūō Expressway