William Popp - Transfers
William Popp
| - | Beerschot VA | Shonan Bellmare | Return from loan | |
02 Feb2026 | Shonan Bellmare | Beerschot VA | Loan | |
07 May2025 | Yokohama F. Marinos | Shonan Bellmare | Transfer | |
01 Sept2024 | Machida | Yokohama F. Marinos | Transfer | |
01 Sept2022 | Oita Trinita | Machida | Free agent | |
02 Jan2021 | Kawasaki Frontale | Oita Trinita | Free agent | |
| - | Okayama | Kawasaki Frontale | Return from loan | |
02 Jan2020 | Kawasaki Frontale | Okayama | Loan | |
| - | Oita Trinita | Kawasaki Frontale | Return from loan | |
02 Jan2019 | Kawasaki Frontale | Oita Trinita | Loan | |
02 Jan2018 | Verdy | Kawasaki Frontale | Transfer | |
| - | Kawasaki Frontale | Verdy | Return from loan | |
02 Jan2017 | Verdy | Kawasaki Frontale | Loan | |
| - | Gifu | Verdy | Return from loan | |
02 Jan2016 | Verdy | Gifu | Loan |
W. Popp transfer history tracks all club moves during the professional career, including transfer dates and teams involved.