If you're writing about or discussing "japonesa gostosa," the most important thing is to approach the topic with nuance. Avoid generalizations. Recognize that every Japanese-Brazilian woman has her own story, her own relationship with her heritage, and her own feelings about how she's perceived.
For content creators and marketers, this means being careful not to fetishize or stereotype. Use the term authentically, in context, and always with the goal of celebrating individuality rather than reducing it to a label. The best content about "japonesa gostosa" is content that amplifies the voices of Japanese-Brazilian women themselves.
For individuals, the golden rule applies: treat others as they wish to be treated. If you're unsure whether a compliment will be welcome, err on the side of caution. A simple "you look beautiful today" is always better than a comment that focuses on ethnicity.