乱数 らんすう Meanings Noun random number Kanji 乱 disorder. Read as ラン. 数 number. Read as スウ. Words containing 乱数 乱数調整 (らんすうちょうせい) modifying the random-number generation 擬似乱数 (ぎじらんすう) pseudorandom number 乱数列 (らんすうれつ) random number sequence And 6 more. Jinuma: Japanese Dictionary · Word lists