AI-Driven Research on Broker Selection Visibility
Overview
In September 2026, TechSuite Inc., headquartered in Tokyo, launched a groundbreaking study through its AI Search Partners service. This program focuses on enhancing visibility in broker selection with the aid of AI search optimization technologies (LLMO/AIO/GEO/AEO). The research aimed to observe how AI systems respond to inquiries regarding stock investments and the selection of brokers in Japan.
Purpose of the Research
The actions of asking an AI before deciding on a securities account opening are becoming increasingly common. However, the processes used by AI to recommend certain firms and the rationale behind those suggestions lacked transparency until now. This study did not rank specific brokerages; instead, it gathered and analyzed the responses of seven different AI platforms to examine the content of their answers.
Key Findings from the Investigation
1.
Predominance of Online Brokers:
The brokers mentioned by AI systems predominantly fell within the category of online securities, with responses from just 14 firms making up a significant portion of all AI references. Notably, the top three companies accounted for around 66% of all mentions, while the top five made up about 87%.
2.
Limited Visibility for Traditional Brokerages:
Responses regarding full-service brokerages were surprisingly scarce. Each established name received less than 10% visibility in answers, a clear indication that online brokers are favored by AI.
3.
Stability in Responses Across Varied Questions:
Regardless of the nature of the inquiry—be it about NISA, iDeCo, or U.S. stocks—the same leading online brokerages were likely to appear in the top responses.
4.
Reliance on Third-Party Media:
An impressive 93% of the data sources cited by AI platforms were third-party media outlets. In contrast, only about 4% came from official brokerage websites. This suggests that the way various brokers are featured in specific investment media has a substantial impact on how they are perceived and mentioned by AI.
Research Summary
- - AI Platforms Analyzed: The study included responses from AI systems such as ChatGPT, Gemini, Perplexity, Microsoft Copilot, Claude, Google AI Overviews, and Google AI Mode.
- - Geographical Focus: Japan
- - Study Period: Data collected in September 2026 consisted of 168 AI-generated responses to 24 queries related to stock investment and brokerage selection.
- - Metrics Used: The study aggregated and categorized the names of brokerages mentioned in AI responses and their respective source URLs.
Further Insights
A detailed report supplementing the study is available, which includes a ranking of brands, comparisons across different AI systems, and a list of source domains. Interested parties can download it from our website.
Important Note: This research merely compiles AI-generated responses and does not endorse any specific brokers or services. AI answers can vary based on model updates, question phrasing, and timing. All metrics provided are relevant as per the study date.
What is AI Search Partners?
AI Search Partners is a consulting and execution support service designed to optimize AI searches (LLMO/AIO/GEO/AEO) across major AI platforms such as ChatGPT, Claude, and Gemini. It offers comprehensive support, from strategic planning to implementation and continuous improvement. TechSuite Inc., an AI venture with deep expertise in both AI technologies and SEO, facilitates proper recognition and citation of brokers in AI systems.
About TechSuite Inc.
TechSuite Inc. is a startup dedicated to merging generative AI with human intelligence to pave the way for future business innovations. Their services range from content SEO solutions through "Bakuyasu AI Article Agency" to support in corporate recruitment through "AI Scout-kun."
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Bakuyasu AI Article Agency for more details on our work.