Game Spark: Many of our readers got to watch it [the teaser trailer]. In the comments we saw feedback saying “I wonder what’s going on with the character models.â€
Yu Suzuki, Director: Shenhua, Ryo, and other characters are mostly temporary.
Hidekaki Morishita, Executive Producer: The character [that appear in the trailer] are mostly temporary, and I fear there may have been some misunderstandings from it.
Suzuki: We still have plenty of fixing to do for Shenhua. [Suzuki points at other characters] This character is close to completion. This one is temporary. This one is also temporary. Another temporary.
Article source: https://www.technobuffalo.com/2017/08/24/shenmue-iiis-creepy-facial-animations-fixed/