"二次元" originates from the Japanese term "二次元" (にじげん/nijigen), meaning "two-dimensional." It broadly refers to the vibrant world of animated characters from anime, manga, video games, and related media. These fictional worlds can be intense, stylish, or deeply emotional, offering diverse storytelling experiences. Over time, 二次元 has evolved into a significant pop culture movement within anime fandom, resonating globally as it continues to inspire creativity and passionate fan engagement.

Updated：2025-12-01