といいのだがMeanings1expressionI wish; I hope; I'd ratherSentence-ending expression used to express a wish or hope, often with a nuance of uncertainty or resignation. Typically follows a clause ending in と.明日あしたは晴はれるといいのだが。I hope it will be sunny tomorrow.彼かれが来くるといいのだが。I wish he would come.