デコポンalso: でこぽんデコポンFreq.FrequencyTop 100,000じ字FuriganaMeanings1noundekopon mandarin; sumo citrusA large, sweet, seedless citrus fruit with a distinctive bump on top; a branded variety of shiranui (不知火) mandarin.See also: 不知火冬ふゆになると、スーパーでデコポンがたくさん並ならぶ。