As for the name Otafuku, there is an opinion that it is derived from the meaning of many fortunes mentioned above, and there is also another opinion that it came from the name of a fish 'Fugu' (blow fish) because her swollen cheeks are similar to the puffed up fish.
お多福は前記の福が多いという説と頬が丸くふくらんだ様から魚のフグが元という説もある。