Official Character Profile
Yui 小宇
The spirited twin
Yui meets the world at full speed. Expressive, adventurous and generous with his giggles, he is usually first into the fun—and the first to pull Haw Haw along for the ride.
Role in Haw & Yui World
Yui is one of the twin brothers at the heart of Haw & Yui World, an original children’s edutainment IP combining family storytelling, family comedy, children’s animation, early learning and game-based education.
Naming clarification
The official English name of 小宇 is Yui. “Yuii” is a production-only pronunciation spelling sometimes used in AI-generation scripts. It is not the character’s official name or an alternate public name.