: Define the term and its origins in the 1970s-80s Japanese OVA (Original Video Animation) boom.

This topic explores how Japanese adult animation moved from a niche market to a global subculture.

For a deeper look into how adult content and media regulations are discussed in Vietnam, you can watch this brief legal overview:

Topic 1: The Cultural Impact of Anime 18+ (Hentai) on Global Media

Focus on how Western animation shifted from being "just for kids" to serious adult dramas and satires.

: The difficulty of controlling age-restricted content on platforms like YouTube, TikTok, and unofficial streaming sites.