with the Japanese k-pop fans, yes of course, with the GP? no, I don't think so, groups like BTS or TWICE took advantage of a void that existed in the Japanese industry, BTS gained a lot of fame in 2016-2017, when the new trinity of Johnny's had not yet debuted, and TWICE gained a lot of fame taking advantage of the disappearance of KARA and Shojo Jidai.
Now new groups have huge competition