Logical and coherent; having a clear line of reasoning or being reasonable and well-argued.
彼の説明は筋の通ったものだったので、みんな納得した。
His explanation was logical, so everyone was convinced.
筋の通った意見を書いて提出してください。
Please write and submit a well-reasoned opinion.
その理論は筋の通っていない部分が多い。
That theory has many parts that are not coherent.