(Assuredness) Hope-Fetching Ayahime

Lore
Each casket was opened to reveal another shriveled part of Yatsukahagi. However, I knew that collecting all of them would return him to his former glory. That belief carried me through the struggle.

Acquisition
Evolve Hope-Fetching Ayahime with Ayahime's Diary Page six times.

Name origin
?

Additional Info
Boosts the number of Event Items acquired up to 2.3x regardless of Skill Level.