最適発注量 さいてきはっちゅうりょう Meanings Noun optimal order quantity; optimum purchasing lot size Kanji 最 most. Read as サイ. 適 suitable. Read as テキ. 発 emit. Read as ハツ. 注 pour. Read as チュウ. 量 quantity. Read as リョウ. Jinuma: Japanese Dictionary · Word lists