独壇場 どくだんじょう Meanings Noun field in which one acts unchallenged; unrivaled sphere of activity; one's monopoly (word born of confusion between the kanji 擅 and 壇) See also: 独擅場 (どくせんじょう). Kanji 独 alone. Read as ドク. 壇 dais. Read as ダン. 場 place. Read as ジョウ. Jinuma: Japanese Dictionary · Word lists