Apparently, she's one of the ship girls from Kantai Collection. She represents a ship from WWII that nobody really knows what happened to it.
Essentially the "poi" is a verbal tic that roughly means "Supposedly" or "I guess" when added at the end of a sentence.
It also became a meme on a MMO Warship game, even though the ship she represents isn't in it.
''We don't just borrow words; on occasion, English has pursued other languages down alleyways to beat
them unconscious and rifle their pockets for new vocabulary.''
-- James Nicoll
Essentially the "poi" is a verbal tic that roughly means "Supposedly" or "I guess" when added at the end of a sentence.
It also became a meme on a MMO Warship game, even though the ship she represents isn't in it.
''We don't just borrow words; on occasion, English has pursued other languages down alleyways to beat
them unconscious and rifle their pockets for new vocabulary.''
-- James Nicoll