Bishamonten was too busy to hang around the temple much, and the youkai were too scared to come around.

Bishamonten was too busy to hang around the temple much, and the youkai were too scared to come around.

So, Byakuren came up with a cunning plan. She introduced the most honest youkai on the mountain to Bishamonten, in exchange, faith was to be gathered.

Excerpt from Touhou Seirensen ~ Undefined Fantastic Object.