Dictionary/対案たいあんTaian対案 (Taian) is a Japanese noun meaning “counter-proposal, counter-suggestion”.Meaningsnouncounter-proposal; counter-suggestionKanji in 対案対vis-a-vis案planRelated words絶対absolutely絶対にabsolutely向かうto face反対oppositionに対してtowards案内guidance対応correspondence (to)に対するregarding提案proposal机desk対versus対pair