What are Uniqlo's weaknesses?

Could you elaborate on some of the potential weaknesses of the retail giant Uniqlo? Are there any specific areas of their business model or operations that might be vulnerable to market changes or competition? Are there any challenges they face in maintaining their brand image or staying relevant in the ever-evolving fashion industry? Additionally, are there any financial concerns or strategic missteps that could hinder their growth in the future? It would be insightful to understand how Uniqlo might be addressing these potential weaknesses to ensure their continued success.