Time Out says
One of the best-kept secrets of Shinjuku, this Italian restaurant stays open till 4am on Fridays and Saturdays, and prices are so reasonable you could eat and drink to your stomach's content for around ¥4,000.
NS Plaza Chuo 4F, 3-31-3 Shinjuku, Shinjuku-ku
|Transport:||Shinjuku Station; Shinjuku-Sanchome Station|
|Opening hours:||Mon-Thu 3pm-12midnight (last orders 11pm); Fri, Sat 5pm-4am (3am); Sun & hols 5pm-11.30pm (10.30pm)|