Best brand?

I know the most famous brands are Liz Lisa, mars and Noemie I think? But what would be ultimately the best to buy from? I'm a bit chubby, and my breast is big too so I'm scared some shop might have clothes that just straight up not fit me. I'm in Japan rn and about to go to Shibuya109 because I know there's both a Liz Lisa and mars here, but I don't have an enormous budget so I'm not sure what to do... ╥﹏╥