Meguro Sky Garden, Tokyo

Why you should experience Meguro Sky Garden in Tokyo, Japan.

Meguro Sky Garden is an ingenious rooftop landscape where Ōhashi's expressway engineering, Japanese garden design and regenerated ecology transform the roof of a vast highway interchange into a continuous green world above the Meguro River corridor.

Set along Tamagawa-dori near Yamate-dori and just steps from Ikejiri-Ohashi Station, the garden follows a roughly 400-meter elliptical roof whose gradual climb creates changing perspectives across planted slopes, surrounding towers and western Tokyo. Ten themed garden areas introduce bamboo, pines, flowering trees, aromatic planting and seasonal grasses along an accessible circulating path, while lawn and sheltered seating make the engineered structure beneath increasingly difficult to perceive. The eastern side opens toward distant Mount Fuji in clear weather, giving the garden's 24-meter internal elevation change a visual payoff far beyond the immediate junction. The result is a remarkable expression of Ōhashi, where infrastructure that could have divided the neighborhood instead supports one of Tokyo's most inventive pieces of public greenery.

What you should know about Meguro Sky Garden.

Meguro Sky Garden is best known for opening on March 30, 2013 as Japan's first urban park constructed on the roof of an expressway junction, creating approximately 7,000 square meters of public greenery above Ohashi Junction. The junction solves an extreme engineering problem by connecting the elevated Route 3 Shibuya Line with the Central Circular Route inside the Yamate Tunnel, spanning an approximately 70-meter vertical difference through two looping ramps measuring roughly 400 meters per circuit. Enclosing those ramps within walls and a roof reduced the surrounding effects of exhaust and traffic noise, while Meguro City obtained permission to develop the resulting roof under the Urban Park Act. The garden subsequently received the Minister of Land, Infrastructure, Transport and Tourism Award in the rooftop-greening category, while Ohashi Junction entered the 2013 Good Design Best 100 and received an Excellence Award from the Japan Society of Civil Engineers Design Prize in 2015.

Environmental planning extended beyond the public garden through a “three greens” strategy linking rooftop planting with creeping fig across the junction walls and Ohashi Village Forest on the neighboring ventilation facility. The latter recreates an early twentieth-century Meguro River satoyama environment using Kanto-grown plants, a rice paddy, woodland, grassland and a stream sustained entirely by rainwater collected on site and stored underground. Species including mountain cherry, wild camellia, table dogwood and viburnum were selected to support wildlife, and birds including Japanese white-eyes, great tits and rufous turtledoves have appeared within the regenerated habitat. Together, with the 3,000-square-meter O-Path Yume Square inside the junction loop, these systems turned a major piece of metropolitan road engineering into an interconnected experiment in ecology, recreation and neighborhood repair.

How to fold Meguro Sky Garden into your trip.

Meguro Sky Garden works as the elevated opening to an Ōhashi afternoon following the Meguro River's transition from engineered infrastructure into creative culture, moving downstream through nearby architecture and contemporary art before concluding inside the historic estate landscape above the river.

Begin at Meguro River Greenway, where the Kitazawa and Karasuyama drainage systems converge around the river's upper reaches and planted paths carry the outing away from Ohashi Junction, allowing the water system underlying the garden's ecological concept to become the route itself. Continue to Sugekari Park, where part of the former Saigō family estate preserves a reconstructed Japanese garden and surviving historical material above the Meguro River, shifting the afternoon from contemporary infrastructure into the residential landscapes once occupying these elevated riverbanks. Conclude at Saigōyama Park, developed on former Saigō family property atop the Aobadai escarpment, where sloping lawns, cherry trees and broad western views provide the strongest release after the enclosed engineering of Ōhashi and the gardens encountered downstream. The progression descends from Meguro Sky Garden's engineered ecology toward the river before climbing through two former estate landscapes, revealing how topography, water and ambitious landscape making continue to define Ōhashi and its immediate surroundings.

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