noun
potbelly; protruding belly
Colloquial term for a round, protruding belly, likened to the potbellied god Hotei. Often used humorously or self-deprecatingly.
最近、運動不足で布袋腹になってきた。
Lately, from lack of exercise, I've developed a potbelly.
彼はビールの飲みすぎで布袋腹だ。
He has a beer belly from drinking too much.
From 布袋 (Hotei, the potbellied god of contentment) + 腹 (belly). The word directly describes a belly resembling that of Hotei.