Wonderwall Studios

Ebisu Park Toilet

Ebisu Park Toilet
© Satoshi Nagare, Courtesy of The Nippon Foundation

EBISU PARK TOILET

Wonderwall

CATEGORY
Public Architecture

LOCATION
Shibuya City, Japan

YEAR
2020

ARCHITECTS
Wonderwall

COURTESY
The Nippon Foundation

PHOTOGRAPHS
Satoshi Nagare, Courtesy of The Nippon Foundation

ARCHITECT IN CHARGE
Masamichi Katayama

DESIGN TEAM
Wonderwall

Ebisu Park Toilet
© Satoshi Nagare, Courtesy of The Nippon Foundation
Ebisu Park Toilet
© Satoshi Nagare, Courtesy of The Nippon Foundation

“MODERN KAWAYA”

This is a design proposal for a public toilet inside Ebisu Park. The proposal is part of Shibuya City’s THE TOKYO TOILET project.

Ebisu Park Toilet
© Satoshi Nagare, Courtesy of The Nippon Foundation
Ebisu Park Toilet
© Satoshi Nagare, Courtesy of The Nippon Foundation

We kept in mind a facility that distances itself from architectural concepts and elements: 

Ebisu Park Toilet
© Satoshi Nagare, Courtesy of The Nippon Foundation
Ebisu Park Toilet
© Satoshi Nagare, Courtesy of The Nippon Foundation

an object that stands casually in the park as if it were playground equipment, benches, or trees.

Ebisu Park Toilet
© Satoshi Nagare, Courtesy of The Nippon Foundation
Ebisu Park Toilet
© Satoshi Nagare, Courtesy of The Nippon Foundation

In Japan, the origin of toilets is kawaya, written initially as 川屋 and later 厠 (also pronounced kawaya).

Ebisu Park Toilet
© Satoshi Nagare, Courtesy of The Nippon Foundation
Ebisu Park Toilet
© Satoshi Nagare, Courtesy of The Nippon Foundation

Kawaya was a hut (ya 屋) that stood over the river (kawa 川) dating back to the Neolithic times of early Jomon period (10,000 to 6,000 BCE).

Ebisu Park Toilet
© Satoshi Nagare, Courtesy of The Nippon Foundation
Ebisu Park Toilet
© Satoshi Nagare, Courtesy of The Nippon Foundation

These huts were of primitive and simple designs, often made of hardened soil or pieces of wood bound together.

Trying to envision the appearance and atmosphere of the primitive kawaya of the past, we built an “ambiguous space” that is simultaneously an object and a toilet by randomly combining 15 concrete walls.

Ebisu Park Toilet
© Satoshi Nagare, Courtesy of The Nippon Foundation
Ebisu Park Toilet
© Satoshi Nagare, Courtesy of The Nippon Foundation

The spaces between the walls lead users into three different areas designed for men, women, and everyone.

The design creates a unique relationship in which users are invited to interact with the facility as if they are playing with a curious piece of playground equipment.

Ebisu Park Toilet
© Satoshi Nagare, Courtesy of The Nippon Foundation

Wonderwall Studios
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Wonderwall Studios
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