Time Out says
How better to round off a night in Roppongi than with a hearty bowl of noodles? Tsurutontan keeps serving its udon – available hot and cold, and in everything from traditional Kansai styles to carbonara flavour – until 8am.
3-14-12 Roppongi, Minato-ku
|Transport:||Roppongi Station (Hibiya, Oedo lines), exit 3|
|Opening hours:||11am-8am daily|