Direct answer: Japan’s top scorer at the 2011 AFC Asian Cup was Keisuke Honda, who finished as the joint-top scorer of the tournament with 3 goals (tied for the lead alongside others) and also contributed with assists and key plays throughout Japan’s title run. Honda’s goals were pivotal in Japan’s progress, including his strikes in the group stage and knockout rounds.

Context and details:

• The 2011 AFC Asian Cup tournament was held in Qatar, with Japan emerging as champions after defeating Australia in the final. Keisuke Honda played a central role for the Samurai Blue, scoring multiple goals during the campaign.

• Honda’s goal tally in the tournament placed him among the leading scorers, demonstrating his influence in Japan’s attack as they navigated group play and the knockout stages to claim a record-extending fourth Asian Cup title for the nation.

If you’d like, I can pull exact match-by-match goal logs or confirm the official top-scorer list from multiple sources.