Here is the full list of all 15 Higurashi When They Cry Hou - there are Ch.2 Watanagashi achievements.
Enjoy Watanagashi's after-party.
Complete Watanagashi.
Learn the truth.
Twisted Sisters
Demand the truth.
Go home already.
Form an alliance.
Discover what's in the storehouse.
Help set up for the festival.
Figure out the twins.
Get rescued.
Get an unexpected delivery.
Meet Shion.
Read all TIPS in Watanagashi.
Finish a Sunday of fun and games.