[5][6] He made his debut in a 1–1 draw with Fukuoka University in August 2019 and scored his first goal for in a 4–3 victory over the National Institute of Fitness and Sports in Kanoya.
In June 2022, Komori scored his highest profile goal for the university in a 2–1 defeat to J1 League team Kashima Antlers in the Emperor's Cup.
[9] Furthermore, in the following month, Komori was approved to be a designated special player for the remainder of the season, meaning he could represent both his university and JEF United Chiba.
In September he was in incredible form, scoring 12 goals in 7 games and helping JEF United Chiba climb into the promotion play-off places.
Komori ended as the J2 League's top scorer, he was inducted into the Best XI for the second straight season and also won the J2 Player of the Year award.