Although films typically open on Saturdays, distributor Walt Disney released Wall-E on Friday (Dec 5) in Japan. Opening on 461 screens, Wall-E earned $4.84m (Y450m) on the weekend and $5.49m (Y510m) over the three-day period.
Japan was the last remaining territory for release after Wall-E earned $490m worldwide. Walt Disney is aiming for a $53.83m (Y5bn) final tally, out-grossing previous Pixar and Walt Disney releases Ratatouille ($39.06m) and Enchanted ($35.18m).
Opening in the number two spot was NTV's natural disaster thriller 252: Signal Of Life, starring Hideaki Ito.
Last week's second place entry, WWII drama I'd Rather Be A Shellfish from TBS, slipped to fourth place.
Shochiku's action-comedy Mr Tadano's Secret Mission - From Japan With Love opened in fifth.
While Red Cliff failed to tie Ponyo On The Cliff By The Sea's six weeks at number one, it has earned $44.14m (Y4.1bn) - surpassing Zhang Yimou's Hero as the highest-grossing Asian release ever in Japan.
*Preliminary box officerankings are according to admissions numbers, withdefinitive gross figures announced Wednesdays in Screendaily.com's Global Box Office category.