also: ぼんたん
The pomelo is one of the largest citrus fruits.
In some regions, there is a custom of eating pomelos at New Year's.
Standard kanji spelling for the pomelo fruit.
Katakana spelling, often used in botanical or commercial contexts.
Katakana spelling for the reading ぶんたん.
Kana spelling for the reading ぶんたん.
Rarely used kanji form; 文旦 is preferred.
Common kana spelling for the reading ぼんたん.
The kanji 文旦 are ateji (phonetic characters) used for the fruit name. The reading ぶんたん likely derives from a Chinese source, while ぼんたん is a common variant. The exact origin is uncertain.