Inui picked up a yellow card in Japan's last match against Senegal. Midfielder Keisuke Honda remained on the bench, just as he did at the start of their previous two games.
The Asians need a draw to advance to the knockout rounds after they beat Colombia and drew with Senegal in their opening Group H games, defying low expectations at the start of the tournament.
Poland are seeking to restore some pride by eking out a win against Japan and have fielded striker Robert Lewandowski in the hope he can break his Russia goal drought.
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(Reporting by Alexandra Ulmer and William Schomberg, editing by Pritha Sarkar)
