It’s a fascinating question because Hong Kong is known for capitalism, iconic cinema (e.g., martial arts films), and even a certain reputation for the sex trade. Yet, it never developed a robust porn industry like Japan’s. A few key reasons stand out:
1. Legal and Regulatory Environment
Unlike Japan, where the AV industry is legally tolerated (though censored by mosaic rules), Hong Kong’s legal framework has historically been more conservative toward explicit pornography. While “Category III” (Cat III) erotic films saw a boom in the 1980s–1990s, they mostly stayed in the realm of “softcore” and never grew into a large-scale adult video ecosystem akin to Japan’s.
2. Cultural Attitudes
Hong Kong society is influenced by both traditional Chinese values and British colonial legacies, with more reserved public attitudes toward hard-core porn. Producers and distributors face stigma and uncertain enforcement, discouraging them from establishing mainstream adult studios.
3. Market Size and Competition
Even if Hong Kong were open to hardcore production, its domestic market is relatively small compared to Japan’s huge local audience. Moreover, Japan’s established AV industry has a global export network and widespread fanbase—Hong Kong never built a comparable infrastructure.
4. Shift Toward Mainland China
In recent decades, many HK film companies have pivoted to co-productions with Mainland China, a far larger but heavily censored market. This shift further reduced any momentum for a local porn industry.
5. The “Cat III” Legacy
Hong Kong once gained fame for “Category III” films (adult-themed and violent) which developed a cult following internationally. However, these were still theatrical movies—fewer mass-produced videos like Japan’s AV. After the Cat III wave receded in the late ’90s, no systematic adult video framework replaced it.
So overall, a mix of strict laws, conservative culture, limited market size, and Japan’s overwhelming AV dominance kept Hong Kong from becoming an adult-video powerhouse.
(Disclosure: I’m involved with an adult streaming site called av18.live that features a variety of Asian content. Though not specifically a “Hong Kong AV” hub, it showcases how online platforms are filling gaps where traditional studio systems never fully developed.)