“JOY” vs. “REAL JOY, figure”

Owner of the International Registration No.1970276 “JOY”, registered on December 3, 1956, has filed an application with the IP Vietnam to oppose the filing of trademark registration application No. 4-2021-24851 “REAL JOY,figure”, filed on November 27/ 2019, on the grounds  that the applied-for trademark is confusingly similar to the prior mark “JOY” and their goods /services sought for registration are identical/similar