The NCAA Season 98 basketball tournaments are the basketball tournaments of the National Collegiate Athletic Association (Philippines) for its 2022–23 season. Emilio Aguinaldo College hosted the tournaments for the first time.
The seniors' tournament was held in September 2022, just over three months after Season 97 ended. The juniors' tournament began in January 2023, the first tournament since Season 95, and the COVID-19 pandemic.
The Letran Knights and Squires won their respective tournaments, winning the first double championship for Letran since 1983.
Tournament format
After COVID restrictions limited the elimination round to a single round-robin with the introduction of a play-in tournament in the previous season, Season 98 returned to a double round-robin eliminations for the seniors' tournament.
Former UAAP basketball commissioner Tonichi Pujante is this season's commissioner.
Just like in Season 97, game days are on Tuesdays, Wednesdays, Fridays, Saturdays and Sundays.
For the juniors' tournament, it is a single round-robin tournament.
Teams
All ten schools are participating.
Coaching changes
Venues
For the seniors' tournament, Araneta Coliseum in Quezon City hosted the opening day, while Filoil EcoOil Centre in San Juan hosted the remainder of the elimination round. Filoil EcoOil Centre hosted the semifinals, while the NCAA returned to the Araneta Coliseum for the first two games of the Finals. Game 3 of the Finals was held at the Ynares Center in Antipolo, Rizal.
For the juniors' tournament, the Emilio Aguinaldo College Gym in Manila hosted the elimination round, except for the final gameday, which was held at the nearby San Andres Sports Complex, which then hosted all of the playoff games.
Squads
Each team can have up to 15 players on their roster, with an additional up to three players in the injured reserve list.
The ban of foreign student-athletes first applied in Season 96 (2020) is still in effect, requiring all players to be Filipinos.
Seniors' tournament
The traditional champion vs. season host opening game on September 10 was scrapped when four Letran Knights players contracted COVID-19; replacing that match-up is season hosts EAC going up against the Arellano Chiefs; the host vs. champion game will instead be the final game of the first round. (Subsequent postponements have made this not the final game of the first round.)
Elimination round
Team standings
Match-up results
Two first-round games, Benilde vs. JRU, and JRU vs. San Sebastian, were rescheduled on the early part of the second round. On this table, they're shown as if they occurred before the second round started.
Postponed games
Letran vs. EAC rescheduled after four Letran players tested positive for COVID-19. San Sebastian's games vs. Lyceum and EAC rescheduled after six San Sebastian players tested positive for COVID-19. September 25 games (JRU vs. Benilde and San Beda vs. Perpetual) were rescheduled due to Super Typhoon Karding. JRU's games vs. San Sebastian and Benilde after JRU players tested positive for COVID-19. The JRU vs. San Sebastian game has been rescheduled thrice. San Beda vs Arellano rescheduled after Arellano players tested positive for COVID-19. Games on October 29 (Arellano vs. EAC and San Beda vs. Benilde) and October 30 (Mapua vs. San Sebastian and JRU vs. Letran) have been postponed due to Tropical Storm Paeng.
Scores
Results on top and to the right of the grey cells are for first-round games; those to the bottom and to the left of it are second-round games.
Bracket
Semifinals
Letran and Benilde will have the twice-to-beat advantage; with them having to win only once, and while their opponents twice, to advance.
Benilde vs. San Beda
The Benilde Blazers qualified to its first Final Four in 20 years. San Beda made it to its 17th consecutive Final Four appearance.
Letran vs. Lyceum
The Letran Knights qualified to its fourth consecutive Final Four. The Lyceum Pirates clinched a Final Four berth after missing out in Season 97.
Finals
The Finals is a best-of-three series. Benilde qualified to its first Finals appearance in 20 years, while Letran qualified to its third consecutive Finals.
Finals Most Valuable Player: Coach of the Year: