Abstract
Artificial Intelligence (AI) ecosystem development has emerged as a critical indicator of national technological competitiveness, with countries worldwide pursuing distinct strategies to foster AI innovation. Japan offers a compelling case study in AI ecosystem development, distinguished by its unique dynamics between established large companies and startups and cultural approach to innovation. This research examines Japan's AI startup ecosystem through six fundamental dimensions: access to funding, entrepreneurial spirit, talent acquisition, government support, infrastructure resources, and collaboration with large companies, investigating how Japanese cultural values, institutional frameworks, and market dynamics shape AI adoption and innovation patterns. The study employs an interview-based approach, collecting primary data through semi-structured interviews with five Japanese AI startups. Through systematic coding methods and thematic analysis of primary interview data combined with secondary data from literature and industry reports, the research identifies key patterns and insights that illuminate the distinctive characteristics and challenges within Japan's AI ecosystem. The findings reveal a distinct ecosystem profile: Japanese AI startups excel in rapid commercialization through strategic corporate partnerships and pragmatic implementation, leveraging the country's robust industrial foundation and established business networks. The ecosystem demonstrates a strong market-driven orientation with substantial corporate engagement, emphasizing practical applications and diverse integration. The research indicates that successful AI ecosystem development in Japan requires a bilateral approach: capitalizing on local strengths—particularly the independent growth of startups within market mechanisms without relying on government support—while actively addressing challenges in large-scale funding, global connection, and international market expansion. Additionally, the paper explains paradoxes regarding stereotypical perspectives from six-dimensional analysis framework. These insights provide valuable frameworks for developing policy mechanisms that align with and enhance Japan's unique business environment.