After beating Anastasia Pavlyuchenkova, Naomi Osaka felt the backing of her hometown was crucial to her Pan Pacific Open triumph.
The final of the Pan Pacific Open presents Naomi Osaka with the chance to win her first tournament since the Australian Open.
Only one Pan Pacific Open quarter-final was completed on Friday due to the rain in Osaka.
Three seeds exited the Pan Pacific Open on Thursday, as Misaki Doi continued her impressive form in her home country.
An expectant crowd were given an early scare before Naomi Osaka pulled through in straight sets at the Pan Pacific Open.
Daria Kasatkina continued to toil against Madison Keys but Donna Vekic made smooth progress in Osaka.
Kiki Bertens awaits at the Pan Pacific Open for Anastasia Pavlyuchenkova, who was a round-one winner in Osaka.
Bianca Andreescu is not ready to return to competitive action in Osaka after winning her maiden grand slam title at Flushing Meadows.
Czech Karolina Pliskova was too good for Naomi Osaka in the Tokyo Open final.
US Open champion Naomi Osaka and Karolina Pliskova will meet in the Tokyo Open final.