expression, i-adjective
seemingly should exist but doesn't; not existing despite appearances
Used when something feels like it ought to exist or be available, but in reality it does not. Often expresses a mild surprise or disappointment at the absence of something expected.
この町には、あるようでないものが多い。
In this town, there are many things that seem like they should exist but don't.
彼の話は、あるようでない不思議な内容だった。
His story was a strange one, seeming plausible yet not quite real.