決裁 けっさい Meanings Noun, する verb, Transitive sanction; approval; decision Kanji 決 decide. Read as ケツ. 裁 adjudicate. Read as サイ. Example sentences この投資案を実行するには、事業本部長、あるいはそれに準ずる役職以上の決裁が必要です。This investment plan requires approval from the director of operations or someone of equally high status in order to execute. Jinuma: Japanese Dictionary · Word lists