| 2023 season | |||
|---|---|---|---|
| Chairman | Masakaze Ozawa | ||
| Manager | Takahiro Shimotaira | ||
| Stadium | Resonac Dome Oita | ||
| J2 League | 10th | ||
| Emperor's Cup | Second round | ||
| Top goalscorer | League: Hiroto Nakagawa (4) All: Hiroto Nakagawa (4) | ||
| Average home league attendance | 10,119 | ||
| Biggest defeat | Montedio Yamagata 5–0 Oita Trinita | ||
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| All statistics correct as of 17 May 2023. | |||
The 2023 season is Oita Trinita's 29th season in existence and the club's second consecutive season in the second division of Japanese football. In addition to the domestic league, Oita Trinita will participate in this season's edition of the Emperor's Cup.