It can be surmised that the zen in the name comes from the contentment received from the all-you-can eat nature of this restaurant; English menu; weekend specials; reservations recommended.
Address:
5-17-16 Roppongi
Minato-ku
Tokyo Japan
Phone: 3585-5388
Credit Cards: AE, DC, JCB, MC, Visa
Open: Mon - Sat, 5 - 10:30 p.m.; Sun and holidays, 5 - 10 p.m.