Chen is a nekomata youkai from the Touhou Project series, serving as the shikigami of Ran Yakumo. She appears as a playful, cat-like character with a mischievous personality and a strong connection to the boundaries between humans and youkai. In the games, she is usually encountered as an early-stage boss or supporting character, often acting under Ran’s command. Chen is known for her energetic behavior, feline traits, and role in highlighting the magical, whimsical atmosphere of Gensokyo.