2023 Iwaki FC season

The 2023 season was the 11th season in the existence of Iwaki FC. It was the club's first season in the J2 League, the second tier of Japanese football after becoming champions of the J3 League in 2022. As well as the domestic league, they competed in the Emperor's Cup, in which they were knocked out in the second round. Iwaki finished the league season in 18th place, eight points clear of relegation.

Matches
The full league fixtures were released on 20 January 2023.

Emperor's Cup
As a J2 club, Iwaki entered the competition at the second round.

Goalscorers
The list is sorted by shirt number when total goals are equal.

Clean sheets
The list is sorted by shirt number when total clean sheets are equal.