From ancient superstitions to modern quirks, here’s what makes South Korea one of the most fascinating countries in the world.
You think you know South Korea. K-pop, K-dramas, kimchi, Samsung. And then you start looking closer, and you realise the country is genuinely stranger, richer, and more interesting than any of that. Here are 15 facts about South Korea that go well beyond the surface, whether you are planning to visit, thinking about studying there, or simply curious.
1. South Korea went from one of the world's poorest to one of the richest countries in under 40 years
In the late 1950s, South Korea had a per capita GDP of around $94, lower than many African nations at the time. By the 1990s it had become a high-income economy. The transformation, driven by state-led industrialization and the rise of chaebol conglomerates like Samsung, Hyundai, and LG, is known as the Miracle on the Han River. It is one of the most extraordinary economic turnarounds in modern history, and it happened within living memory.
2. South Korea is one of the most educated countries in the world
South Korea consistently ranks among the top nations globally for education, according to PISA and OECD studies. The college entrance exam (the Suneung) is such a defining national event that airlines reroute flights to avoid noise disruptions on exam day, and families gather outside exam halls. Tertiary education enrolment rates are among the highest on the planet. The intensity of Korean academic culture is not a stereotype, it is something you feel immediately when you arrive.
3. Koreans believe electric fans can kill you while you sleep
“Fan death” is a genuine Korean urban legend. The belief is that sleeping in a closed room with an electric fan running will cause death by hypothermia or oxygen deprivation. Scientifically, this has no basis. And yet many Korean fans are still sold with built-in timers so you can sleep safely. It is one of those cultural peculiarities that comes up in conversation regularly, and debating it with a Korean person is an excellent icebreaker.
4. One in five Koreans is called Kim
Around 21.5% of South Koreans share the surname Kim. Add Lee and Park, and you account for roughly half the entire population. The reason is historical: during the Joseon dynasty, commoners adopted noble surnames to gain social standing, and those names spread across generations. Koreans navigate this through full names, nicknames, and the English names many people adopt for international use. It works, mostly.
5. Kimchi is served at every single meal, and there are over 200 kinds of it
Kimchi (fermented vegetables, usually cabbage, seasoned with chilli, garlic, and ginger) appears at breakfast, lunch, dinner, and every meal in between. There are reportedly over 200 varieties. The tradition of making it in large batches before winter, known as kimjang, is recognized by UNESCO as an Intangible Cultural Heritage of Humanity. There is also a National Kimchi Museum in Seoul. This is entirely sincere.
6. Soju is the world's best-selling spirit, and costs about 1€ a bottle
Jinro Soju has been the world’s top-selling alcohol brand for decades running. South Koreans drink more hard liquor per capita than any other nation on earth. A bottle of soju at a convenience store costs around 1,500 won, roughly 1€. Korean drinking culture also comes with its own etiquette: you pour for others rather than yourself, and you turn slightly away from elders when you drink. Knowing these rituals makes you considerably better company at a Korean dinner.
7. The Korean age system was abolished in 2023, but it never really went away
For most of its modern history, South Korea ran three age-counting systems simultaneously. The most common one made babies one year old at birth and added a year every January 1, meaning a baby born on December 31 could be two years old the following day. In June 2023, the government officially scrapped this in favour of the international system, making tens of millions of Koreans one or two years younger overnight. In everyday social life, the old system lingers on — age still shapes how Koreans address and relate to each other in ways that a law change cannot fully undo.
8. All South Korean men must serve in the military
Mandatory military service applies to all able-bodied South Korean men, typically 18 to 21 months, depending on the branch. It shapes careers, relationships, and university timelines in ways that are deeply embedded in Korean social life. For anyone spending time with Korean men in their twenties, the question of where they are in relation to their service comes up constantly. It is not small talk, it is one of the defining experiences of a Korean man’s life.
9. South Korea is the birthplace of professional esports
South Korea did not just embrace eSports, it invented the professional model. In 1999, Korea established the Korea e-Sports Association (KeSPA), the world’s first national esports governing body. Korean players and teams have dominated global competitions in StarCraft, League of Legends, and beyond for over two decades. Esports is broadcast on dedicated television channels, players are treated as celebrities, and the country hosts some of the world’s most-watched gaming tournaments. The rest of the world is still catching up.
10. South Korea is the plastic surgery capital of the world per capita
It is estimated that 25 to 35% of women in Seoul aged 19 to 29 have had some form of cosmetic procedure. The most common is double eyelid surgery. The expertise Korea has developed in this field has made it a global destination for medical tourism. The broader K-beauty industry (skincare, cosmetics, wellness) is now one of the country’s most significant cultural exports, influencing markets from Paris to São Paulo.
11. Hangul (the Korean alphabet) was invented by a king in the 15th century
Before Hangul, Koreans wrote using Hanja, Chinese characters adapted to the Korean language. In the 1440s, King Sejong the Great commissioned and helped create Hangul, a phonetic alphabet specifically designed to be learned quickly by ordinary people. It has 24 letters and is considered one of the most scientifically designed writing systems in the world. Most people can learn to read it in a day or two. The gap between reading Hangul and understanding what you are reading is quite another matter.
12. Korean BBQ is not just food, it is an event
Korean barbecue is one of those dining experiences that turns a meal into an occasion. Meat (beef, pork belly, marinated short ribs) is grilled at the table, eaten with scissors, and wrapped in lettuce leaves with garlic, chilli paste, and kimchi. The whole ritual is social, unhurried, and genuinely one of the best things about living in Korea. Students who study abroad in South Korea consistently list Korean BBQ among the things they miss most when they leave.
13. Tipping is not just unnecessary in Korea, it can cause offence
South Korea has a strong no-tipping culture. Leaving a tip at a restaurant, hotel, or taxi can come across as condescending, the idea being that good service is simply the standard, not something that requires a bonus. Prices are set to reflect this. For visitors from Western countries where tipping is expected, the adjustment is immediate and welcome. The service is excellent. The bill is just the bill.
14. Writing someone's name in red ink is considered a death threat
In Korean culture, writing a living person’s name in red ink is strongly taboo, it is traditionally associated with death, as red ink was historically used to record the names of the deceased. Many Koreans still avoid it instinctively. This extends to greetings cards, whiteboards, notes. If you are in Korea and reach for a red pen to write someone’s name, you will likely get a very alarmed reaction. Blue or black, always.
15. Koreans have a word for their obsession with speed: ppalli ppalli
Ppalli ppalli (빨리빨리) means “hurry hurry” and it describes a national cultural value: a deep-seated impatience with slowness and a strong preference for getting things done fast. It is credited as one of the driving forces behind Korea’s rapid economic development. You see it everywhere: in how quickly delivery arrives (often within the hour), how fast construction projects complete, and how little patience there is for things that take longer than they need to. It is simultaneously exhausting and exhilarating to live inside.
South Korea is a country that rewards curiosity. The more you look, the more there is. And the best way to experience it is not as a tourist passing through, but as someone who actually lives there for a while. Long enough for the fan death debates, the 3am convenience store runs, and the Korean BBQ sessions to become part of your everyday life rather than a highlight reel.
Thinking about experiencing South Korea for yourself? Beyond Abroad offers programs in Seoul and Busan.