Loving this so far, can't wait for more.
As a recovering alcoholic myself, I appreciate seeing the representation in Grey. Considering that he starts drinking again in this game (at least in some routes), I hope to see some of the consequences of that get explored a bit more.
Hiro's Japanese feels very google translate in a lot of places, but that's a less pressing concern considering most readers aren't fluent. Nevertheless, very eager to see more of Hiro's story in future updates