South Korean Box Office For January 2003
| Rank | Release | Gross | Theaters | Total Gross | Release Date | Distributor |
|---|---|---|---|---|---|---|
| 1 | The Lord of the Rings: The Two Towers | $13,951,586 | 86 | $302,759 | Dec 19 | - |
| 2 | Sex Is Zero | $9,325,971 | 42 | $23,856,048 | Dec 13 | - |
| 3 | Conduct Zero | $8,128,751 | 29 | $9,837,044 | Dec 27 | - |
| 4 | Harry Potter and the Chamber of Secrets | $7,056,074 | 87 | $25,361,777 | Dec 13 | - |
| 5 | Hero | $4,070,319 | 47 | $10,738,310 | Jan 24 | - |
| 6 | Die Another Day | $3,409,983 | 40 | $3,409,983 | Jan 3 | - |
| 7 | Double Agent | $2,499,583 | 54 | $843 | Jan 24 | - |
| 8 | Catch Me If You Can | $2,190,417 | 44 | $9,963,084 | Jan 24 | - |
| 9 | Madeleine | $2,097,923 | 30 | $2,097,923 | Jan 10 | - |
| 10 | The Ring | $1,973,953 | 31 | $1,973,953 | Jan 10 | - |
| 11 | The Pianist | $1,206,852 | 17 | $112,829 | Dec 27 | - |
| 12 | Treasure Planet | $1,065,173 | 23 | $1,065,173 | Jan 10 | - |
| 13 | Extreme | $520,548 | 5 | $3,152,605 | Dec 20 | - |
| 14 | Cube²: Hypercube | $494,340 | 23 | $1,327,594 | Jan 24 | - |
| 15 | Welcome to Collinwood | $409,213 | 24 | $409,213 | Jan 17 | - |
| 16 | S1m0ne | $382,983 | 17 | $382,983 | Jan 17 | - |
| 17 | Jail Breakers | $307,427 | 71 | $17,797,711 | Nov 22 | - |
| 18 | H | $243,483 | 3 | $438,227 | Dec 20 | - |
| 19 | The Truth About Charlie | $169,147 | 18 | $169,147 | Jan 10 | - |
| 20 | The Piano Teacher | $30,570 | 3 | $30,569 | Dec 20 | - |
This chart only reflects 98 percent of total screens in South Korea.
