阴阳师 (Japanese onmyōji) were court diviners in Heian-period Japan who practiced 阴阳道, a Japanese derivative of Chinese yin-yang cosmology. Abe no Seimei (921-1005) is the most legendary, featured in countless novels, films, manga, and the game.
Hit mobile game by NetEase (网易) launched in 2016. Turn-based RPG set in Heian-era Japan, players collect 式神 (shikigami) spirits. A cornerstone of China's 二次元 gaming culture.