Outward appearance; how a person or thing looks at first glance.
見かけは若く見えるが、実際は年上だ。
He looks young, but in reality he is older.
彼の見かけは優しそうだ。
He appears to be kind.
見かけと中身は違うことがある。
Appearance and substance can differ.
Apparent; seeming—used adjectivally to indicate something that appears to be so (but may not be in reality).
見かけの効果は高いが、持続性は低い。
The apparent effect is high, but its durability is low.
これは見かけ上の問題にすぎない。
This is merely an apparent problem.