What is the best approach for structuring campaigns targeting geographically diverse regions within Japan that have distinct consumer preferences?

When targeting geographically diverse regions within Japan with distinct consumer preferences, the best approach is to structure campaigns with regional segmentation. This entails creating separate campaigns or ad groups for each region, tailored to their specific preferences and characteristics. First, research consumer preferences, language, and cultural nuances in each region. For example, Osaka (Kansai region) has different dialect and consumer habits compared to Tokyo (Kanto region). Create separate campaigns for each region, using geographic targeting options to ensure ads are only shown to users in those areas. Each campaign should use region-specific keywords, ad copy, and landing pages. Tailor the ad copy to resonate with the local audience, using appropriate dialect and highlighting benefits that appeal to their specific needs. The landing page should also be translated and localized for each region. For example, a campaign targeting Osaka should use the Osaka dialect and feature images and testimonials from local customers. Implement region-specific bidding strategies, as competition and conversion rates may vary across regions. Monitor performance closely in each region and adjust bids and ad copy as needed. Regional segmentation allows for more relevant and effective advertising, improving CTR, conversion rates, and overall campaign performance. If all regions are combined, the campaign likely performs badly due to broad language use.