just... your pants....... and Kiryu thought his memories were weird.

Yeaaaahhh they technically fly around you and disappear, it's only "eating" because normally bottles are for potions and you definitely drink those. Plus if you store ghosts in bottles you can actually accidentally eat those and they make you sick. GOOD JOB, ZELDA TEAM...

put a bunch of names on a board and throw darts at them. clearly this is the answer