| Match | Date | Team | Score | Team | Venue | Attendance |
|---|
| 1 | 2015.03.15 | FC Machida Zelvia | 0-0 | AC Nagano Parceiro | Machida Stadium | 7,803 |
| 2 | 2015.03.22 | AC Nagano Parceiro | 1-2 | SC Sagamihara | Minami Nagano Sports Park Stadium | 8,681 |
| 3 | 2015.03.29 | Fujieda MYFC | 0-1 | AC Nagano Parceiro | Fujieda Soccer Stadium | 1,039 |
| 4 | 2015.04.05 | AC Nagano Parceiro | 2-1 | FC Ryukyu | Minami Nagano Sports Park Stadium | 3,849 |
| 5 | 2015.04.12 | YSCC Yokohama | 0-2 | AC Nagano Parceiro | NHK Spring Mitsuzawa Football Stadium | 1,117 |
| 7 | 2015.04.26 | AC Nagano Parceiro | 2-1 | Renofa Yamaguchi FC | Minami Nagano Sports Park Stadium | 5,062 |
| 8 | 2015.04.29 | Fukushima United FC | 1-2 | AC Nagano Parceiro | Toho Stadium | 1,517 |
| 9 | 2015.05.03 | AC Nagano Parceiro | 0-1 | Kataller Toyama | Minami Nagano Sports Park Stadium | 6,372 |
| 10 | 2015.05.06 | AC Nagano Parceiro | 2-0 | J.League U-22 Selection | Minami Nagano Sports Park Stadium | 3,932 |
| 11 | 2015.05.10 | Grulla Morioka | 0-2 | AC Nagano Parceiro | Morioka Minami Park Stadium | 1,329 |
| 12 | 2015.05.17 | AC Nagano Parceiro | 1-0 | Blaublitz Akita | Minami Nagano Sports Park Stadium | 3,769 |
| 13 | 2015.05.24 | Gainare Tottori | 0-1 | AC Nagano Parceiro | Tottori Bank Bird Stadium | 1,530 |
| 14 | 2015.05.31 | AC Nagano Parceiro | 1-0 | Kataller Toyama | Minami Nagano Sports Park Stadium | 4,508 |
| 15 | 2015.06.07 | FC Machida Zelvia | 2-0 | AC Nagano Parceiro | Machida Stadium | 3,568 |
| 16 | 2015.06.14 | AC Nagano Parceiro | 2-0 | Gainare Tottori | Minami Nagano Sports Park Stadium | 4,157 |
| 17 | 2015.06.21 | AC Nagano Parceiro | 0-1 | Grulla Morioka | Minami Nagano Sports Park Stadium | 4,882 |
| 18 | 2015.06.28 | Blaublitz Akita | 1-2 | AC Nagano Parceiro | Akita Yabase Athletic Field | 1,751 |
| 20 | 2015.07.12 | Renofa Yamaguchi FC | 3-2 | AC Nagano Parceiro | Ishin Memorial Park Stadium | 4,225 |
| 21 | 2015.07.19 | AC Nagano Parceiro | 1-0 | YSCC Yokohama | Minami Nagano Sports Park Stadium | 5,106 |
| 22 | 2015.07.26 | FC Ryukyu | 1-1 | AC Nagano Parceiro | Okinawa Athletic Park Stadium | 723 |
| 23 | 2015.07.29 | AC Nagano Parceiro | 0-0 | SC Sagamihara | Minami Nagano Sports Park Stadium | 3,159 |
| 24 | 2015.08.02 | Fujieda MYFC | 2-1 | AC Nagano Parceiro | Fujieda Soccer Stadium | 1,417 |
| 25 | 2015.08.09 | AC Nagano Parceiro | 1-0 | Fukushima United FC | Minami Nagano Sports Park Stadium | 4,780 |
| 26 | 2015.08.16 | AC Nagano Parceiro | 0-1 | J.League U-22 Selection | Minami Nagano Sports Park Stadium | 4,654 |
| 27 | 2015.09.06 | Kataller Toyama | 0-0 | AC Nagano Parceiro | Toyama Stadium | 2,973 |
| 28 | 2015.09.13 | Fukushima United FC | 0-1 | AC Nagano Parceiro | Toho Stadium | 920 |
| 29 | 2015.09.20 | AC Nagano Parceiro | 2-1 | Fujieda MYFC | Minami Nagano Sports Park Stadium | 4,257 |
| 31 | 2015.09.27 | AC Nagano Parceiro | 2-2 | Grulla Morioka | Minami Nagano Sports Park Stadium | 3,628 |
| 32 | 2015.10.04 | AC Nagano Parceiro | 1-0 | Gainare Tottori | Minami Nagano Sports Park Stadium | 3,616 |
| 33 | 2015.10.11 | Blaublitz Akita | 1-1 | AC Nagano Parceiro | Akigin Stadium | 1,916 |
| 34 | 2015.10.18 | AC Nagano Parceiro | 2-1 | FC Ryukyu | Minami Nagano Sports Park Stadium | 4,411 |
| 35 | 2015.10.25 | Renofa Yamaguchi FC | 1-2 | AC Nagano Parceiro | Ishin Memorial Park Stadium | 5,644 |
| 36 | 2015.11.01 | AC Nagano Parceiro | 2-1 | J.League U-22 Selection | Minami Nagano Sports Park Stadium | 4,163 |
| 37 | 2015.11.08 | AC Nagano Parceiro | 5-1 | YSCC Yokohama | Minami Nagano Sports Park Stadium | 4,362 |
| 38 | 2015.11.15 | SC Sagamihara | 2-0 | AC Nagano Parceiro | Sagamihara Gion Stadium | 3,854 |
| 39 | 2015.11.23 | AC Nagano Parceiro | 1-1 | FC Machida Zelvia | Minami Nagano Sports Park Stadium | 7,317 |
