Originally published 2019-09-05.
The Restaurant of Mistaken Orders is a Japanese pop-up project in which every server is a person living with dementia. Diners know before they sit down that the dish arriving at their table may not be the one they asked for, and they are invited to treat that as part of the fun rather than a reason to complain.
The idea started in Tokyo in 2017 and quickly spread around the world on social media. Behind the playful name sits a serious goal: to show that people with dementia can still work, chat, laugh and contribute, and that a little patience from everyone else makes that possible.
What the Restaurant of Mistaken Orders is
It is not a permanent restaurant with a fixed address. It is a series of events held in borrowed venues, run by a non-profit association of the same name. The organizers recruit people with dementia, train them as front-of-house staff, and open the doors for a few days at a time.
The project's English website sums up the deal with diners in plain terms: All of our servers are people living with dementia. They may, or may not, get your order right.
The organizers say their aim is to make society a little more open-minded and relaxed, so that a wrong order becomes a smile instead of a scene.
The producer most closely linked to the project is Shiro Oguni, a Japanese television director who has written two books about it. He has explained in the project's short "concept movie", shown below, that dementia is still widely misunderstood, and that the restaurant is meant to change how people react to it.
How it began, and where it went next
According to the project's own timeline, it began with a trial run in June 2017 that doubled as staff training. A visitor posted about it on Twitter, the post spread widely, and the idea went viral before the restaurant had officially opened.
The official launch followed in September 2017 at RANDY, a restaurant in Tokyo's Roppongi district, paid for through crowdfunding. Japanese and foreign media covered it, and the same month a "Cafe of Mistaken Orders" ran for a limited period with the city government of Machida, in western Tokyo.
More events followed:
- May 2018: a one-day event at Toraya Confectioners in Shizuoka, staffed by local people with dementia.
- March 2019: an event at the Ryuko Chinese restaurant inside Japan's Ministry of Health, Labour and Welfare. Staff from care facilities signed proper employment contracts, and ministry employees could experience the idea first-hand.
Oguni has said in interviews that the spark came while he was filming at a group home for people with dementia, where residents cooked for visitors and served him a different dish from the one on the plan. He reportedly ate it anyway, and realised that the mistake did not matter at all. The organizers say they now receive requests from local governments, companies and individuals who want to hold their own versions.
The campaign also won a stack of advertising and design awards, including a silver Design Lion at Cannes Lions in 2019 and the Grand Prix at the ACC Tokyo Creativity Awards the same year.
Did the servers really get orders wrong?
Yes, and that is the point. In the project's 2018 "report movie", the organizers say that 37 percent of orders were mistaken, yet 99 percent of customers said they were happy. Some tables received the wrong drink, some the wrong main dish, and a few servers simply forgot what they had come to the table to do.
What the footage shows is that the mistakes rarely spoil anything. Servers ranging from middle age to their nineties chat with customers, laugh at their own slips and get help from support staff or the diners themselves. Anyone who has worked in a restaurant knows that warmth and rapport often matter more to guests than perfect accuracy.
The menu is also kept simple on purpose. Fewer choices mean fewer things to remember, and dishes that taste good whichever way they arrive take the sting out of any mix-up. That small design choice says a lot about the whole approach: change the setting so people can succeed, instead of expecting people to fit a setting that was never built for them.
Why Japan is paying such close attention to dementia
Japan is one of the oldest societies on Earth. According to figures summarised on Wikipedia, the share of its population aged 65 and over rose from about 7 percent in 1970 to 29.1 percent in 2022, and it is projected to reach around 40 percent by 2060.
Age is the biggest single risk factor for dementia, although dementia is not a normal part of ageing. Worldwide, about 57 million people were living with it in 2021, and roughly 10 million new cases are diagnosed every year. Alzheimer's disease causes an estimated 60 to 70 percent of cases. In Japan, government estimates reported in 2024 put the number of older people with dementia at roughly 4.4 million, with millions more living with milder memory problems.
That reality has pushed communities to adapt. Some Japanese towns have reshaped local services so that people with dementia can keep shopping, travelling and living at home for longer, and the country has trained millions of volunteer "dementia supporters" who learn how to recognise and help someone who seems confused. In 2023 Japan also passed a national law aimed at building a society in which people with dementia can live with dignity and take part in community life.
The Restaurant of Mistaken Orders fits into that wider movement. Its March 2019 event inside the health ministry was a deliberate signal that this is a policy question, not just a heart-warming story.
Respect, not spectacle: the questions it raises
A project like this walks a fine line. Done badly, it could turn people with dementia into a novelty for tourists to film. Done well, it gives them paid, meaningful work and a chance to be seen as more than a diagnosis.
The organizers have tried to stay on the right side of that line in a few ways:
- Choice: staff take part because they want to, and the role is shaped around what each person can comfortably do.
- Support: carers and helpers are on hand, so no one is left struggling alone in front of customers.
- Proper work: at the 2019 event, servers were employed under contract rather than simply volunteering for the cameras.
- Honesty: diners are told the rules up front, so the relationship starts with understanding rather than surprise.
Not everyone with dementia would want this kind of job, and that is fine. The broader lesson is that people in the early and middle stages of dementia often keep many skills, including social ones, long after memory for details starts to slip.
Common myths about dementia the restaurant challenges
Myth: a diagnosis means life is over. Many people live for years after diagnosis, and plenty continue working, volunteering or pursuing hobbies with some support.
Myth: dementia is just memory loss. It can also affect language, judgement, mood and movement. That is why the restaurant keeps tasks simple and surroundings calm.
Myth: it is a normal part of getting old. Risk rises steeply with age, but many people in their nineties show no signs of dementia at all.
Myth: there is nothing anyone can do. There is no cure, but understanding families, friendly businesses and good local services make a real difference to quality of life. If you are worried about your own memory or a relative's, talk to a doctor.
What the rest of us can take from it
You do not need to open a restaurant to borrow the idea. A shop assistant who waits a moment longer, a bus driver who repeats the stop, or a café that keeps a quiet corner can all help someone with dementia stay part of everyday life.
The most memorable thing about the Restaurant of Mistaken Orders is not the 37 percent of wrong orders. It is the 99 percent of happy customers, and the reminder that a mistake only becomes a problem when we decide it is one.
Sources: The Restaurant of Mistaken Orders (official site); concept and report videos by the Restaurant of Mistaken Orders team (report movie on YouTube); Wikipedia: Dementia; Wikipedia: Aging of Japan.
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