Vegalta Sendai on Thursday announced severe injuries to striker Hidetaka Kanazono.
The 27-year-old has received surgery after suffering impingement syndrome in both ankles.
Kanazono, who has five appearances for Vegalta this season, is expected to take four months to recover from going under the knife.
Vegalta have endured an underwhelming start to the season and sit 12th in the MEIJI YASUDA J1 League on 17 points.