Reference

One notable Japanese video game composer who has cited Brian Wilson's influence is Hirokazu Tanaka. Tanaka has mentioned Brian Wilson, among other artists, as a significant influence on his work. He is well-known for his compositions in classic Nintendo games. You can read more about his influences in his Wikipedia article.

Here's an image of Hirokazu Tanaka:

Regarding other Japanese video game composers, the research did not return additional names specifically mentioning Brian Wilson's influence directly. However, Tanaka's acknowledgment highlights the reach of Brian Wilson's musical impact across various artists and genres, including video game music.