Japanese Weekend Box Office, August 15th to August 16th

1. Night at the Museum 2: Battle of the Smithsonian (Fox)
2. Harry Potter and the Half-Blood Prince (Warner)
3. Masked Rider Decade/Sinkenger* (Toei)
4. Hachiko: A Dog's Story (Shochiku)
5. Pikachu: The Movie 2009* (Toho)
6. Amalfi* (Toho)
7. Gokusen: The Movie (Toho)
8. G.I. Joe: Rise of Cobra (Paramount)
9. Bolt (Disney)
10. Transporter 3 (Asmik Ace)

* Japanese film