Tomoa Narasaki is a Japanese professional rock climber who specializes in bouldering and competition bouldering.

The 2019 IFSC Climbing World Championships, the 16th edition, were held in Hachioji, Japan from 11 to 21 August 2019. The championships consisted of lead, speed, bouldering, and combined events. The paraclimbing event was held separately from 16 to 17 July in Briançon, France. The combined event also served as an Olympic qualifying event for the 2020 Summer Olympics.