Youkai are supernatural (and commonly malevolent) entities. Many characters in the Touhou franchise are youkai.
In the Gensokyo mod, youkai may be susceptible to certain weapons and effects. Currently, the following items have special interactions with Youkai enemies:
|Main fire mode deals 20% extra damage to youkai. Alternate fire mode is not affected.|
|Deals 20% extra damage to youkai.|
The following enemies are specified as youkai, and are thus affected by the effects listed above: