| Rank | LW | Release
| Gross | %± LW | Theaters | Change | Average | Total Gross | Weeks | Distributor
| New This Week
| Estimated
|
|---|
| 1 | 1 | Star Wars: Episode III - Revenge of the Sith | $7,243,642 | -61.8% | 757 | - | $9,568 | $36,189,637 | 2 | 20th Century Fox International | false | false |
| 2 | 2 | War of the Worlds | $5,712,444 | -35.7% | 660 | -165 | $8,655 | $35,146,309 | 3 | United International Pictures | false | false |
| 3 | 3 | Train Man | $1,097,710 | -27.7% | 189 | -2 | $5,807 | $25,645,941 | 7 | Toho | false | false |
| 4 | 4 | Fly, Daddy, Fly | $801,306 | +30.1% | 211 | - | $3,797 | $2,339,006 | 2 | Toei Company | false | false |
| 5 | 5 | Batman Begins | $436,780 | -28.7% | 283 | -15 | $1,543 | $11,571,407 | 5 | Warner Bros. | false | false |
| 6 | 7 | Marathon | $231,559 | -13.3% | 126 | -2 | $1,837 | $1,977,469 | 3 | Shochiku | false | false |
| 7 | 6 | Samurai Commando: Mission 1549 | $162,927 | -73.2% | 163 | -73 | $999 | $14,616,085 | 6 | Toho | false | false |
| 8 | 10 | Unleashed | $147,519 | -39.5% | 95 | -58 | $1,552 | $3,022,463 | 4 | Asmik Ace Entertainment | false | false |
| 9 | 9 | The Desperate Nine | $140,338 | -42.5% | 94 | -1 | $1,492 | $1,172,553 | 2 | Asmik Ace Entertainment | false | false |
| 10 | - | Mobile Suit Z Gundam: A New Translation - Heirs to the Stars | $53,873 | - | 33 | - | $1,632 | $7,254,321 | 8 | Shochiku | false | false |
