The design of Rakuten Eagles' fan club jersey for 2026 was announced at the "Rakuten Eagles Fan Appreciation Festival 2025 Supported by Aoyama Clothing - EAGLES MEETS YOU!" event held at Rakuten Mobile Park Miyagi on November 22nd.

pitcher Tatsuki Koja and player Fumiya Kurokawa appeared at the presentation and unveiled jersey. For the first time, a strong shade of brown has been adopted as the main color of jersey. Gold accents are used for the lines and number numbers, while the rim and undershirt are in victory navy, also known as Date no Katsuiro, representing the strong desire to "bring win to our fans." jersey also features a stylish logo with a flowing typeface.

The "Fan Club jersey 2026" has been well received by players, with comments such as "The design is innovative and very comfortable to wear" (pitcher Kosha) and "It's really cool" (Player Kurokawa). You can get it by joining the official fan club, "CLUB EAGLES." Fan club membership is currently being accepted.