Tobiko marble soda
From A KoL Wiki
This is a little bottle of soda that you open by pushing a marble stuck in its neck down into the bottom part. The novel way of getting at the drink is the draw, here; the flavor is secondary. Especially in this case, where the flavor is flying fish roe.
Type: potion
Selling Price: 5 Meat.
Effect: Pisces in the Skyces (15 Adventures)Spell Damage +150%
(In-game plural: bottles of tobiko marble soda)