Additions
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 02/2015 |  | Daisuke Nakamori | AS-CO | |||
| 02/2015 | | Atsushi Kanno | AT-C | |||
| 01/2015 |  | Krzysztof Kamiński | GK |  | Ruch Chorzów | Ruch Chorzów |
| 01/2015 | | Masaya Onishi | GK | |||
| 01/2015 | | Ko Shimura | GK | |||
| 01/2015 | | Ryoma Ishida | DF | |||
| 01/2015 | | Shusuke Tsubouchi | DF |  | Albirex Niigata | Albirex Niigata |
| 01/2015 | | Sena Inami | MF |  | V-Varen Nagasaki | V-Varen |
| 01/2015 | | Hayao Kawabe | MF |  | Sanfrecce Hiroshima | Sanfrecce |
| 01/2015 | | Yoshiaki Ota | MF |  | Vegalta Sendai | Vegalta Sendai |
| 01/2015 | | Takafumi Shimizu | MF | |||
| 01/2015 | | Kota Ueda | MF |  | Fagiano Okayama | Fagiano Okayama |
| 01/2015 | | Rikiya Uehara | MF | |||
| 01/2015 | | Misaki Uemura | MF |  | Tsukuba University | Tsukuba University |
| 01/2015 |  | Adaílton | FW |  | Paraná Clube | Paraná Clube |
| 01/2015 |  | Jay Bothroyd | FW |  | Muangthong United | Muangthong Utd |
| 01/2015 | | Ryu Iwamoto | FW | |||
| 01/2015 | | Yasuhito Morishima | FW |  | Kawasaki Frontale | Frontale |
| 01/2015 | | Yuki Nakamura | FW |  | FC Gifu | FC Gifu |
Departures
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 01/2015 | | Yosuke Fujigaya | GK |  | Gamba Osaka | Gamba |
| 01/2015 | | Akihiko Takeshige | GK |  | Tochigi SC | Tochigi SC |
| 01/2015 | | Shunya Suganuma | DF |  | Kyoto Sanga FC | Kyoto |
| 01/2015 | | Tinga | MF |  | Avaí - SC | Avaí |
| 01/2015 | | Yoshiro Abe | FW |  | Matsumoto Yamaga | Matsumoto Yamaga |
| 01/2015 | | Hidetaka Kanazono | FW | | Vegalta Sendai | Vegalta Sendai |
| 01/2015 | | Ryoichi Maeda | FW |  | FC Tokyo | FC Tokyo |
| 01/2015 | | Ryohei Yamazaki | FW | | Albirex Niigata | Albirex Niigata |