Tokyo Metropolitan Government Building Observatories guide: history, hidden spots and events nearby
Tokyo's metropolitan government headquarters rises 243 meters above Shinjuku, with free observation decks on the 45th floors of its twin towers, approximately 202 meters above ground. Designed by architect Kenzo Tange, the complex began construction in April 1988 and was completed in March 1991, according to the Tokyo Metropolitan Government's official building records. Visitors can identify Tokyo Skytree, Tokyo Bay and, when visibility permits, Mount Fuji from the panoramic windows.
Kyochika's tips
- Kyochika recommends visiting in the early morning during autumn or winter if seeing distant landmarks is your priority. GO TOKYO specifically identifies those seasons as favorable for clearer views, although Mount Fuji is never guaranteed to be visible.
- For a different perspective, consider visiting around sunset and remaining until the city lights become prominent. Architecture enthusiasts should also examine the building from the surrounding public spaces before ascending, then compare the geometry of the government complex with the wider cityscape.
Visiting info
| Hours | South Observatory: 9:30-22:00, last admission 21:30. North Observatory: 9:30-17:30, last admission 17:00. When the South Observatory is closed, the North Observatory opens until 22:00, with last admission at 21:30. |
|---|---|
| Closed | South Observatory: first and third Tuesdays of each month. North Observatory: second and fourth Mondays of each month. If a regular closure falls on a national holiday, the closure moves to the following weekday. Both observatories are closed December 29-31, January 2-3, and on designated building inspection days. |
| Admission | Free |
| Access | 1-minute walk from Tochomae Station, Toei Oedo Line, Exit A4. Use the dedicated observation-deck elevators on the first floor of Tokyo Metropolitan Government Building No. 1. Address: 2-8-1 Nishishinjuku, Shinjuku City, Tokyo. |
Checked on 2026-11-03 against the official pages. Hours and fees can change; please check before you go.
Sources: Tokyo Metropolitan Government - Tokyo Metropolitan Government Buildings / GO TOKYO - Tokyo Metropolitan Government No. 1 Building / Japan National Tourism Organization - Tokyo Metropolitan Government Building
Why did Tokyo build such an enormous government headquarters in Shinjuku?
The Tokyo Metropolitan Government Building is more than an observation tower. It is the administrative headquarters of one of the world's largest metropolitan regions, bringing together government offices and public facilities in a monumental architectural complex. Its location in Nishi-Shinjuku connects it with the area's development as a major high-rise district.
Architect Kenzo Tange designed the present complex. The Tokyo Metropolitan Government's official building information identifies three principal structures: Main Building No. 1, Main Building No. 2 and the Metropolitan Assembly Building. Main Building No. 1 reaches 243 meters, with 48 stories above ground and three basement levels. Main Building No. 2 rises 163 meters, while the Metropolitan Assembly Building reaches 41 meters.
Official metropolitan records state that construction began in April 1988 and was completed in March 1991. A separate Tokyo Metropolitan Government urban-development publication describes the building as completed in 1990, so the precise completion year differs between official documents. This guide follows the dedicated building-information page for the construction dates.
The observation decks occupy the 45th floors of the two towers, approximately 202 meters above ground. Their free admission gives visitors an opportunity to see Tokyo from the headquarters of its metropolitan administration rather than from a commercial observation attraction. The views include Tokyo Skytree, Tokyo Bay and Mount Fuji when conditions allow, so when you visit, look for the relationship between the government complex, Shinjuku's high-rise district and the wider city.
Sources: Tokyo Metropolitan Government - Tokyo Metropolitan Government Buildings / GO TOKYO - Tokyo Metropolitan Government No. 1 Building / Japan National Tourism Organization - Tokyo Metropolitan Government Building
What occupied western Shinjuku before the skyscrapers?
Nishi-Shinjuku's transformation into a high-rise district is closely connected with Tokyo's modern urban development. The broader area included the former Yodobashi Water Purification Plant, whose land became important to the redevelopment of western Shinjuku. The Tokyo Metropolitan Government's urban-development history documents the area's transition toward high-rise construction during Japan's period of rapid economic growth.
The present government complex belongs to a much later stage of this transformation, with construction beginning in 1988. The sources examined do not establish the exact use of the observatory building's individual plot approximately 1,200, 400 or 150 years ago. No specific ancient settlement, Edo-period structure or earlier building can therefore be attributed reliably to this precise site.
Sources: Tokyo Metropolitan Government - Tokyo Metropolitan Government Buildings / Japan National Tourism Organization - Tokyo Metropolitan Government Building
How did Tokyo's government headquarters become part of Godzilla history?
The Tokyo Metropolitan Government Building has appeared in Japanese science-fiction cinema. JNTO specifically identifies the 1991 film Godzilla vs. King Ghidorah, in which the monsters battle around the government complex and Godzilla crashes through the building's central section.
The sequence demonstrates how quickly the building's twin-tower silhouette became recognizable within representations of modern Tokyo. Visitors interested in Japanese cinema can compare the actual structure with its fictional appearance.
Sources: Japan National Tourism Organization - Tokyo Metropolitan Government Building
Why is a lucky bamboo rake displayed in Tokyo's government headquarters?
A large kumade, or decorative bamboo rake, is displayed on the building's second floor. GO TOKYO traces these ornaments to Tori-no-ichi festivals during the Edo period, which lasted from 1603 to 1867, and explains their association with good fortune and business prosperity.
The exhibit offers a contrast to the modern architecture of the complex. While the building represents Tokyo's contemporary administration, the kumade introduces a traditional symbol that remains recognizable in Japanese festival culture.
Sources: GO TOKYO - Tokyo Metropolitan Government No. 1 Building
Getting there by taxi or bus
🚕 Taxi
- Ask for Tokyo Metropolitan Government Building No. 1, 2-8-1 Nishishinjuku, Shinjuku City.
🚌 Bus
Other ways to get around
- Toei Oedo Line to Tochomae Station, Exit A4, followed by approximately 1 minute on foot.
Sources: GO TOKYO - Tokyo Metropolitan Government No. 1 Building
How to walk it: the government complex and the skyline
- Tochomae Station Exit A4 Follow signs toward Tokyo Metropolitan Government Building No. 1. 3
- Exterior of Building No. 1 Examine the twin towers and the scale of the government complex from outside. 8
- First-floor visitor information facilities Explore the tourist information center and regional information displays described by GO TOKYO. 10
- Dedicated observation-deck elevators Use the first-floor elevators to reach an operating observatory. 10
- Observation deck Identify Tokyo Skytree, Tokyo Bay and other landmarks using the photographic panels. 30
- Second-floor kumade display Look for the decorative bamboo rake and consider its association with traditional good-fortune customs. 10
- Exterior projection-mapping viewing area If visiting in the evening, check the current TOKYO Night & Light schedule and watch the building's facade. 20
All durations are Kyochika estimates, not official tour times. Elevator queues can extend the visit. The projection-mapping program follows its own schedule and is separate from observation-deck admission.
Sources: GO TOKYO - Tokyo Metropolitan Government No. 1 Building / Japan National Tourism Organization - Tokyo Metropolitan Government Building
Best seasons
| Autumn | GO TOKYO identifies early mornings in autumn as favorable for clearer long-distance views. |
|---|---|
| Winter | Consider an early-morning visit for a chance to see Mount Fuji when atmospheric conditions permit. |
| Spring | Kyochika suggests looking for the contrast between the surrounding green spaces and Shinjuku's high-rise buildings. |
| Summer | An evening visit offers an opportunity to experience the illuminated skyline. |
| Year-round evenings | TOKYO Night & Light provides a separate free projection-mapping attraction on the building exterior. |
Pair it with
- Shinjuku Central Park JNTO identifies the park directly across the street from the government building, making it a natural addition to the observation-deck visit. 5
- Nishi-Shinjuku Skyscraper District Explore the surrounding high-rise streets to compare the cityscape at ground level with the panorama from the observatory. 10
Hidden highlights
- Mount Fuji on the western horizon
- The mountain is visible from the observatories when weather and atmospheric conditions permit. GO TOKYO recommends the early morning in autumn and winter for favorable long-distance visibility.
- The 45th-floor photographic panels
- GO TOKYO confirms that photographic panels around the observation decks identify significant landmarks visible through the windows. Use them to locate buildings and districts across Tokyo.
- The giant kumade
- A large decorative bamboo rake is displayed on the second floor. GO TOKYO explains its connection to Tori-no-ichi festivals and the traditional association of kumade with good fortune and business prosperity.
- The first-floor tourist information facilities
- GO TOKYO identifies a Tokyo tourist information center, a shop selling regional specialties and an area introducing destinations across Japan on the first floor.
- The English-language observation tours
- Tokyo volunteer guides offer approximately 20-minute tours of the South Observatory in English, Korean and Chinese. These explain the views, the architecture and local sightseeing information.
- TOKYO Night & Light
- The exterior of Building No. 1 serves as a surface for a free projection-mapping program. GO TOKYO reports that the permanent installation covers approximately 13,904 square meters and received Guinness World Records recognition in February 2024.
Sources: GO TOKYO - Tokyo Metropolitan Government No. 1 Building / GO TOKYO - Observation Deck Guide Services
Tips from visitors
Been here? Leave a short tip for the next traveler — in any language. No name, no sign-up.
Thank you! We check every tip by hand and post it within a day or two.
How we post tips: we read every one before it goes up. We remove swear words, insults, ads, links and anything that could identify a person. Tips are shown in the language they were written in, with a translate link. Kyochika never writes or pays for tips, and there are no star ratings.
FAQ
What are the opening hours of Tokyo Metropolitan Government Building Observatories?
South Observatory: 9:30-22:00, last admission 21:30. North Observatory: 9:30-17:30, last admission 17:00. When the South Observatory is closed, the North Observatory opens until 22:00, with last admission at 21:30.
How much does Tokyo Metropolitan Government Building Observatories cost?
Free
Why did Tokyo build such an enormous government headquarters in Shinjuku?
The Tokyo Metropolitan Government Building is more than an observation tower. It is the administrative headquarters of one of the world's largest metropolitan regions, bringing together government offices and public facilities in a monumental architectural complex. Its location in Nishi-Shinjuku connects it with the area's development as a major high-rise district.
What are some little-known spots in Tokyo Metropolitan Government Building Observatories?
Mount Fuji on the western horizon, The 45th-floor photographic panels, The giant kumade, The first-floor tourist information facilities, The English-language observation tours, TOKYO Night & Light.