Yes, there are several Nintendo 3DS emulators available for Android that can run on devices like the Huawei P20. One of the most popular and well-regarded emulators is **Citra**. While Citra has primarily been developed for PC, there is an Android version that can run on compatible devices.
However, performance can vary based on the specific game and the hardware capabilities of your device. The Huawei P20 has decent specifications, so you