| 2021-12-04 | Kashiwa ReysolvOita TrinitaJ1 League · Japan | 2–3 | J1 League · Japan |
| 2021-11-27 | Oita TrinitavYokohama FCJ1 League · Japan | 2–0 | J1 League · Japan |
| 2021-11-20 | Kashima AntlersvOita TrinitaJ1 League · Japan | 0–0 | J1 League · Japan |
| 2021-11-07 | Oita TrinitavGamba OsakaJ1 League · Japan | 2–3 | J1 League · Japan |
| 2021-11-03 | Avispa FukuokavOita TrinitaJ1 League · Japan | 1–0 | J1 League · Japan |
| 2021-10-23 | TokushimavOita TrinitaJ1 League · Japan | 1–1 | J1 League · Japan |
| 2021-10-17 | Oita TrinitavVegalta SendaiJ1 League · Japan | 2–0 | J1 League · Japan |
| 2021-10-03 | Oita TrinitavCerezo OsakaJ1 League · Japan | 1–0 | J1 League · Japan |
| 2021-09-26 | Nagoya GrampusvOita TrinitaJ1 League · Japan | 1–0 | J1 League · Japan |
| 2021-09-18 | Sagan TosuvOita TrinitaJ1 League · Japan | 0–0 | J1 League · Japan |
| 2021-09-11 | Oita TrinitavShonan BellmareJ1 League · Japan | 2–0 | J1 League · Japan |
| 2021-08-28 | Sanfrecce HiroshimavOita TrinitaJ1 League · Japan | 4–1 | J1 League · Japan |
| 2021-08-25 | Oita TrinitavVissel KobeJ1 League · Japan | 1–3 | J1 League · Japan |
| 2021-08-21 | Oita TrinitavHokkaido Consadole SapporoJ1 League · Japan | 1–1 | J1 League · Japan |
| 2021-08-15 | Yokohama F. MarinosvOita TrinitaJ1 League · Japan | 5–1 | J1 League · Japan |
| 2021-08-09 | Oita TrinitavKawasaki FrontaleJ1 League · Japan | 0–2 | J1 League · Japan |
| 2021-07-27 | Gamba OsakavOita TrinitaJ1 League · Japan | 2–1 | J1 League · Japan |
| 2021-07-10 | Oita TrinitavUrawa RedsJ1 League · Japan | 1–0 | J1 League · Japan |
| 2021-07-04 | Shimizu S-PulsevOita TrinitaJ1 League · Japan | 1–0 | J1 League · Japan |
| 2021-06-27 | FC TokyovOita TrinitaJ1 League · Japan | 3–0 | J1 League · Japan |
| 2021-06-23 | Oita TrinitavKashima AntlersJ1 League · Japan | 0–0 | J1 League · Japan |
| 2021-06-19 | Hokkaido Consadole SapporovOita TrinitaJ1 League · Japan | 2–0 | J1 League · Japan |
| 2021-05-30 | Oita TrinitavAvispa FukuokaJ1 League · Japan | 2–1 | J1 League · Japan |
| 2021-05-26 | Oita TrinitavYokohama F. MarinosJ1 League · Japan | 0–1 | J1 League · Japan |
| 2021-05-22 | Vegalta SendaivOita TrinitaJ1 League · Japan | 2–1 | J1 League · Japan |
| 2021-05-15 | Oita TrinitavSagan TosuJ1 League · Japan | 1–1 | J1 League · Japan |
| 2021-05-09 | Shonan BellmarevOita TrinitaJ1 League · Japan | 2–0 | J1 League · Japan |
| 2021-05-02 | Oita TrinitavShimizu S-PulseJ1 League · Japan | 1–0 | J1 League · Japan |
| 2021-04-25 | Urawa RedsvOita TrinitaJ1 League · Japan | 3–2 | J1 League · Japan |
| 2021-04-17 | Oita TrinitavKashiwa ReysolJ1 League · Japan | 0–1 | J1 League · Japan |
| 2021-04-11 | Oita TrinitavNagoya GrampusJ1 League · Japan | 0–3 | J1 League · Japan |
| 2021-04-07 | Vissel KobevOita TrinitaJ1 League · Japan | 1–0 | J1 League · Japan |
| 2021-04-03 | Kawasaki FrontalevOita TrinitaJ1 League · Japan | 2–0 | J1 League · Japan |
| 2021-03-21 | Oita TrinitavSanfrecce HiroshimaJ1 League · Japan | 1–3 | J1 League · Japan |
| 2021-03-17 | Cerezo OsakavOita TrinitaJ1 League · Japan | 1–0 | J1 League · Japan |
| 2021-03-14 | Oita TrinitavFC TokyoJ1 League · Japan | 1–1 | J1 League · Japan |
| 2021-03-06 | Yokohama FCvOita TrinitaJ1 League · Japan | 1–2 | J1 League · Japan |
| 2021-02-27 | Oita TrinitavTokushimaJ1 League · Japan | 1–1 | J1 League · Japan |