| Rank | LW | Release
| Gross | %± LW | Theaters | Change | Average | Total Gross | Weeks | Distributor
| New This Week
| Estimated
|
|---|
| 1 | 1 | 20th Century Boys 1: Beginning of the End | $3,206,475 | -20.3% | 310 | - | $10,343 | $20,416,101 | 3 | Toho | false | false |
| 2 | - | Paco and the Magical Book | $2,828,272 | - | 292 | - | $9,685 | $2,828,272 | 1 | Toho | true | false |
| 3 | 3 | Ponyo | $2,406,877 | -31.2% | 481 | - | $5,003 | $128,568,972 | 9 | Toho | false | false |
| 4 | 2 | Hancock | $2,198,178 | -38.1% | 456 | - | $4,820 | $20,841,350 | 3 | Sony Pictures Releasing | false | false |
| 5 | - | Departures | $2,194,799 | - | 220 | - | $9,976 | $2,194,799 | 1 | Shochiku | true | false |
| 6 | - | Superior 8 Ultra Brothers | $2,116,911 | - | 179 | - | $11,826 | $2,116,911 | 1 | Shochiku | true | false |
| 7 | 4 | Detroit Metal City | $1,261,332 | -25.7% | 241 | - | $5,233 | $16,222,016 | 4 | Toho | false | false |
| 8 | 5 | Sex and the City | $629,465 | -33% | 291 | -4 | $2,163 | $11,574,732 | 4 | Gaga | false | false |
| 9 | 6 | Nim's Island | $435,386 | -44.9% | 214 | - | $2,034 | $2,328,644 | 2 | Herald Film Company | false | false |
| 10 | 8 | Gou Gou, the Cat | $384,274 | -33.4% | 148 | -1 | $2,596 | $1,648,446 | 2 | Asmik Ace Entertainment | false | false |
| 11 | 7 | The Mummy: Tomb of the Dragon Emperor | $313,465 | -55.5% | 412 | -78 | $760 | $19,540,317 | 5 | Toho-Towa | false | false |
| 12 | 11 | Boys Over Flowers: Final | $189,386 | -39.8% | 305 | -11 | $620 | $70,432,210 | 12 | Toho | false | false |
| 13 | 9 | Pokémon: Giratina and the Sky Warrior | $174,266 | -51.3% | 273 | -39 | $638 | $43,092,986 | 9 | Toho | false | false |
| 14 | 10 | The Dark Knight | $150,532 | -56% | 131 | -149 | $1,149 | $14,173,098 | 6 | Warner Bros. | false | false |
| 15 | - | Pistol Whipped | $11,104 | - | 3 | - | $3,701 | $11,104 | 1 | Sony Pictures Releasing | true | false |
| 16 | 16 | Starship Troopers 3: Marauder | $617 | -0.5% | 4 | - | $154 | $411,733 | 9 | Sony Pictures Releasing | false | false |
| 17 | 15 | The Incredible Hulk | $180 | -77.5% | 1 | -1 | $180 | $1,682,780 | 7 | Sony Pictures Releasing | false | false |
