Koyori features five total gear slots: Head, Finger, Weapon, Armor, and Talisman (神札).

Story advancement is tied to daily mission targets. If you lose track of your goal, interact with Stone Shrines (石祠) scattered across the map for guidance and fast travel .

As an RPG, the 2021 sequel improved upon its predecessor by expanding the map, enhancing combat, and increasing the complexity of the "Shin札" (Shrine Card) system.

The year 2021 marked a historic high point for localized digital media, indie software distribution, and audio-centric entertainment. Due to global shifts in remote work and indoor recreation during that period, niche industries experienced an unprecedented boom.