The atmosphere, explained
How Korean baseball cheering actually works
A cheermaster on a platform, five choreographed cheerleaders, a different chant for every player, and the club that invented the thunderstick — here's what's actually happening in the stands.
See Jamsil Baseball tickets on GetYourGuide ↗The cheermaster is conducting, not just hyping
Above each home dugout, a cheermaster — sometimes called a chant leader — works from a small raised platform for the entire game, leading the crowd through chants, cueing songs and keeping the stadium's energy from flattening out during a slow middle inning. It's closer to conducting an orchestra than the occasional crowd-noise prompts you'd see on a stadium screen elsewhere: the cheermaster is on that platform, working, for all nine innings, breaks included.
Five cheerleaders, one routine per chant
A squad of cheerleaders — usually five — perform choreography timed to each chant and fight song, styled closer to a K-pop stage routine than the sideline cheerleading familiar from American sport. The choreography changes with the chant, so a home-run song looks and moves differently from a rally chant or a player's own walk-up routine, and regular fans know the moves well enough to follow along from the stands.
Every player gets his own song
KBO teams write or adapt a distinct chant for most of their regular players, usually set to a recognisable pop or K-pop tune with the player's name worked into the lyrics, and the crowd sings the correct one the instant that player steps into the batter's box. Learning even one or two before a game — team staff and fan forums post them — is a fast way to feel like less of a spectator and more like part of the section.
The thunderstick started here
The LG Twins were the first club anywhere in professional baseball to hand out balloon sticks — the inflatable, colour-paired noisemakers now known as thundersticks — and balloon sticks are now the standard noisemaker across the KBO. Each club has its own stick colour.
It runs on rhythm, not silence
Where a lot of baseball culture treats quiet, attentive stretches as normal, a KBO crowd rarely goes fully silent — drums, chants and the cheermaster's cues keep some level of noise running through nearly the whole game, home runs and pitching changes included. First-time visitors sometimes describe it as disorienting for an inning or two and then completely addictive once the rhythm clicks.
You don't need to know the words to join in
You don't need fluent Korean or years of fandom to keep up — the cheermaster leads with gestures as much as words, the routines are simple enough to copy on sight, and the thundersticks work without a shared language. Give it an inning or two and most first-timers have the clapping and standing down, which is exactly why people tend to remember the atmosphere longer than they remember who won.
Picking a side, and the colours that go with it
LG Twins fans generally wear the club's black, navy and red; Doosan Bears fans wear the Bears' navy and red with a bear-claw mark. Since this booking seats you within whichever club's home section is playing that date, checking the fixture in advance tells you which colours you'll be surrounded by — useful if you'd like to buy a scarf or a cap from one of the stadium's merchandise stands to blend in a little more, though nobody will mind if you don't.
How it compares to cheering elsewhere
People who've sat through both an American ballpark game and a European football match tend to place Jamsil somewhere in between — the terrace-style chanting keeps going all night, but you're settled in with food and drink rather than standing for ninety straight minutes. The result doesn't really copy either one, and that's a big reason the KBO has picked up a following among sports travellers who've never set foot in Korea before.