Mode Gakuen Cocoon Tower

Stand on the pavement just west of Shinjuku Station and tilt your head back. The air here carries a mix of smells: exhaust, warm concrete, and coffee from a nearby kiosk. Commuters stream past in every direction. Above them, a pale tower curves up into the sky. It is wrapped in a white lattice that looks almost woven, like thread pulled tight around something soft. This is the Mode Gakuen Cocoon Tower. Once you see the shape, the name makes sense.

Most skyscrapers in this district are tall boxes of glass and steel. They hold banks, insurers, hotels, and government offices. The Cocoon Tower is different, and not only in shape. It is a school. Thousands of young people ride its elevators every day to study fashion, computing, design, and medical care. Many visitors photograph it and assume it is another corporate headquarters. In fact, it is one of the tallest educational buildings on Earth.

The tower was completed in 2008. It rises to about two hundred and four metres, across fifty floors above ground. Its height places it among the tallest buildings in Tokyo, though newer towers have since overtaken it. Its purpose is what makes it unusual. Among buildings built for education, it is often listed as the second tallest in the world. Only the main building of Moscow State University stands taller, and that Soviet-era tower is far older and heavier in style.

The design came from Tange Associates. The firm was led by the architect Paul Noritaka Tange. His father was Kenzo Tange, one of the most influential Japanese architects of the twentieth century. Kenzo Tange designed the Tokyo Metropolitan Government Building, which stands only a short walk from here. So in a single neighbourhood, you can see two generations of one architectural family. The father's work is solid and monumental. The son's work feels lighter and more fluid.

Look closely at the outer skin. The white bands cross each other diagonally and form a net of elongated, curved openings. Between the bands sits dark glass. The building also narrows gently towards the top and bottom, so the whole form looks like an ellipse stretched upward. The architects wanted the image of a cocoon. A cocoon protects something young while it grows and changes. For a school, that is a clear and gentle idea: students enter, they develop, and one day they leave transformed.

The lattice is not only decoration. Diagonal structures like this help a building resist wind and earthquakes. Tokyo sits in one of the most seismically active regions in the world. Every tall building here must be designed to move safely when the ground shakes. The crossing bands share the load across the surface of the tower. Here, form and engineering work together. The pattern you admire from the street is also part of how the building stays standing.

Inside, the arrangement is unusual too. Instead of one large central core, the building is organised around several rectangular classroom blocks inside the oval shell. The spaces between these blocks and the curved outer wall become shared areas. Students use them as lounges and gathering places. Each one looks out over the city in a different direction. Imagine taking a break between classes and seeing the whole spread of Tokyo below you, from the parks to the distant hills.

Three schools share the tower. Tokyo Mode Gakuen teaches fashion and related creative trades. HAL Tokyo focuses on technology, including programming, games, and digital design. Shuto Iko trains students for medical and care professions. Together they explain the mix of people you see at the entrance. Some carry sketchbooks or fabric samples. Others carry laptops. A few may wear practical clothes for clinical training. It is a vertical campus, stacked rather than spread across a lawn.

Here is something many visitors miss. Soon after it opened, the tower received the Emporis Skyscraper Award for 2008. That award was given each year to a new tall building judged to be the best for its design and function. The jury chose a school over many towers built for commerce. For a building meant for students, that recognition carried a quiet message about what a skyscraper can be used for.

Another small surprise sits right under your feet. The tower connects to the underground walkways that spread out from Shinjuku Station. This station is among the busiest in the world, with millions of passengers every day. Many students never step outside at all on a rainy morning. They come up from the trains, walk through tiled passages, and rise straight into their classrooms. The cocoon has roots that reach deep into the city's transport network.

The classrooms upstairs are for enrolled students, so treat the building with the respect you would give any working school. The real experience for a visitor is outside, from the ground and from a distance. Walk a short way along the surrounding streets and watch how the shape changes. From one angle the tower looks slim and sharp. From another it looks round and almost soft. The white bands catch the sun differently as the day moves on.

In the evening, the character of the tower shifts again. Lights come on behind the glass, and the white lattice stands out against the darkening sky. Around it, the towers of West Shinjuku light up floor by floor. Office workers head home while some students stay late for evening classes. The building feels less like a sculpture now and more like a lantern. It is full of people still working, still learning, still preparing for the next step.

Before you move on, take one more look up. Follow a single white band with your eyes, from the street to the very top, as it crosses and meets the others. Then look around you, at the crowds, the traffic lights, the station entrances breathing people in and out. Somewhere above you, a student is sketching a dress or writing code. As you walk away, notice how often the tower appears again between the buildings, pale and calm above the city's constant motion.