Rakuten Eagles announced on the 23rd that they will hold a retirement press conference and ceremony for Kazuki Tanaka, who has announced his retirement at the end of this season, during the "Rakuten Eagles Fan Appreciation Festival 2026" to be held on Monday, November 23rd (a public holiday).

Furthermore, he is scheduled to appear at events held throughout the stadium during the morning session. Kazuki Tanaka joined the team as the third-round draft pick in 2016, and in his second year in 2018, he played in 105 games, recording a .265 batting average, 18 Home Runs, 45 RBI, and 21 stolen bases to win the Rookie of the Year award.

After that, he was active mainly as a pinch runner and defense specialist, but he had no first-team appearances this season. Even on the farm team, he appeared in 34 games, recording a .230 batting average, 1 Home Run, and 5 RBI.