initially scheduled to begin the season at the 2019 cs autumn classic international, komatsubara/koleto withdrew early in the preseason, as a result of komatsubara having sustained multiple concussions that necessitated time away from training. they later made their season debut at a different challenger, the 2019 cs asian open, where they finished ninth. on the grand prix, they were tenth out of ten teams at the 2019 cup of china, and then withdrew from the 2019 nhk trophy.