When is Tokyo Metropolitan Government Building No.1 open?
Mon–Fri 8 AM–6:45 PM; Sat–Sun closed.

SightNishi-Shinjuku 2
The Tokyo Metropolitan Government Building No.1 offers expansive, modern observation decks with sweeping views over Tokyo and Mount Fuji on clear days. Visitors appreciate the calm, spacious atmosphere, informative displays about the city, and free admission—ideal for photography, skyline viewing, and a quick urban orientation. Expect security checks, elevators to high floors, and moderate crowds during peak sightseeing hours.
Quick answers
Mon–Fri 8 AM–6:45 PM; Sat–Sun closed.
It's at its best afternoons and evenings. Wedar also scores every hour of the next five days against the forecast; see the best time on this page.
2 Chome-8-1 Nishishinjuku,Shinjuku City, Tokyo 163-8001,Japan.
Right now · 4:15 am
Closed right now.
Opens today 8 am.
12°
Partly cloudy
The next five days
Scored on the forecast, its opening hours and when it's at its best. Tap a time to see it.
Before you go
From visitors and the venue
4.5from 6.3k reviews
Around Nishi-Shinjuku 2
Within about a 15-minute walk.
For the next three hours
Leave with a jacket.