Motoki made his league debut for Ventforet against Mito HollyHock on the 29 July 2020.[1]
He scored his first two goals for the club against Matsumoto Yamaga on the 17 April 2021, scoring in the 16th and 35th minute.[2]
On 4 October 2023, Hasegawa scored a 90th-minute injury time goal to secure a 1–0 home win against Thai champions, Buriram United in the 2023–24 AFC Champions League group stage.[3]
Albirex Niigata
In December 2023, it was announced that Hasegawa would be joining J1 League club Albirex Niigata for the 2024 season.[4]