Guide [new] — Honey Select 2
Use the "Character Maker" to adjust everything from iris shape to jawline. For a more "Western" look, focus on adjusting the upper eyelids and inner corners of the eyes, though the vanilla game leans toward anime-style features.
The vanilla sliders offer about 30 options. A modded game gives you via "BoneModifiers" and "HS2_MorphPack." Honey Select 2 Guide
Some popular mods and plugins include: