Hanji: the Korean paper that lives a thousand years

In the freezing workshop of a mountain village, the artisan plunges a bamboo screen into a vat of milky water, sways it back and forth, lifts it: a thin film of fibres settles on it, still dripping. Gesture after gesture, sheet after sheet, the pile rises. Tomorrow, these pressed and dried sheets will become a paper so strong it is said to live a thousand years. This is hanji, the traditional paper of Korea.

Hanji is that handmade paper produced from the bark of the paper mulberry, renowned for its whiteness, its suppleness and an extraordinary longevity. Far more than a writing surface, it clothed houses, dressed bodies and preserved the written memory of the peninsula. To understand hanji is to touch a material into which Korean craft poured all its genius for patience.

A paper born from mulberry bark#

Hanji is set apart by its raw material: the inner bark of the dak, the paper mulberry (Broussonetia), a shrub that grows back fast and yields long, resistant fibres. It is to these fibres, far longer than those of the wood used for industrial paper, that hanji owes its remarkable strength.

The art of paper reaches Korea from China around the early centuries of our era, and the peninsula soon raises it to a high degree of refinement. As early as the Three Kingdoms period and under the Goryeo dynasty (918-1392), Korean paper enjoys a reputation for excellence throughout East Asia — to the point that the Chinese court itself demanded it.

In Korea it is said that silk lasts five hundred years, but hanji lasts a thousand. A paper conceived not for the moment, but for the centuries.

A hundred gestures for one sheet#

Making hanji is a long ritual, summed up by a popular expression: baekji, "a hundred papers" — meaning a hundred gestures for a single sheet. The dak is harvested in winter, steamed, its bark peeled, the inner bark separated, then boiled with alkaline plant ash to release the fibres.

Then comes the beating, which breaks the matter apart, then the mixing in a vat with a vegetable mucilage drawn from hibiscus root (dak-pul), which keeps the fibres in suspension. The artisan then draws the pulp up on the screen in a crossing motion — the webal — that interweaves the fibres in both directions and gives hanji all its strength. The sheets are pressed, dried, then often smoothed with a mallet (dakka) to tighten the fibre and lustre the surface.

Why hanji lasts a thousand years#

The longevity of hanji is not merely a slogan: it can be explained. The long mulberry fibres, interwoven by the webal gesture, form a mesh of great mechanical resistance. Above all, the ash boiling and the spring water yield a slightly alkaline paper, where Western paper, acidic, self-destructs by yellowing over the decades.

This chemical stability makes hanji a sought-after conservation material. Korean documents centuries old have come down to us in perfect condition, and restorers worldwide take interest in it: hanji has been used for the restoration of works and archives in major Western institutions, won over by its stability and fineness. A paper that does not merely last: it helps others last too.

Far more than a paper: the fabric of a home#

In Korea, hanji served not only for writing: it structured living space. In the traditional house, the hanok, it stretched across the wooden frames of doors and windows (changhoji), letting in a soft, filtered light while screening the wind. Laid over the heated floor (ondol) and coated with oil, it became a resistant, lustrous covering (jangpanji).

Its uses multiplied endlessly. It was made into fans, screens, lanterns, boxes and lacquered chests. The jiseung technique twisted strips of hanji into cords to weave baskets and vessels; joomchi crumpled and felted several wet sheets to obtain a dense, almost textile material. Armour and everyday objects were even made of reinforced hanji — proof of a strength that the word "paper" struggles to contain.

Decline, then revival#

Hanji nearly disappeared. The arrival of cheap industrial paper, then the upheavals of the twentieth century, reduced the traditional workshops to a handful. The gesture, passed from master to apprentice over generations, grew scarce, and with it a whole swathe of Korean material knowledge.

For some decades now, a movement of revaluation has brought it back to light. The Korean state supports the last master papermakers, cities like Jeonju claim their hanji heritage and devote festivals and museums to it, and contemporary designers and artists reinvent its uses — fashion, lighting, furniture, art. Korea is even working to have hanji recognised as part of the intangible cultural heritage of humanity, as it has done for other traditions.

A paper that speaks of Korea#

Hanji condenses something of the Korean spirit: the patience of the artisan, the union of the beautiful and the durable, the respect for a living material drawn from the tree. In a world of the ephemeral and the disposable, this paper that crosses the centuries carries a quiet lesson about time and care.

To discover hanji is to learn that a simple piece of paper can be a masterpiece of ingenuity, at once window, garment and memory of a people. To learn Korean is also to make one's own these words — hanji, dak, hanok — that open a world where the bark of a tree was turned into an almost eternal material.

FAQ#

What is hanji? Hanji (한지) is traditional Korean paper, made by hand from the inner bark of the paper mulberry (dak). Renowned for its strength, suppleness and a longevity exceeding a thousand years, it served as much for writing as for building and clothing.

Why does hanji last so long? Thanks to its long, interwoven mulberry fibres and a process that makes it slightly alkaline, where acidic Western paper yellows and degrades. This chemical stability makes it precious for conservation.

What was hanji used for besides writing? For nearly everything in the traditional house (hanok): translucent doors and windows, floor covering, fans, lanterns, screens, boxes, and even twisted cords (jiseung) or a felted, textile-like material (joomchi).

Does hanji still exist today? Yes. After a sharp decline against industrial paper, it is undergoing a revival: support for master papermakers, festivals in Jeonju, use by designers and art restorers, and efforts toward heritage recognition.

Photo credits: the images used in this article come from Pexels and Unsplash and are royalty-free.