It's red, round, and soft. It literally made to prevent sinking.
Also the lifebuoys are the ensemble dark horse of the game.Such cool little things.
...in the end, just what is this thing?Enemy? Ally?Well, isn't it like Sazanami's this thingOr Oboro-chan's crabClever commentOr this thing at the Card Display?Seems harmless to me though.She starts to get curious on "that thing" which she had completely forgotten.Jump strengthAntenna?Monoecious?Bookworm?Similar to a slugYellowish