I-adjective (keiyoushi)
fleeting; transient; short-lived; momentary; ephemeral; fickle; vain
Usually written using kana alone
人生は儚いよ、と人は言う。People say that life is short. empty (dream, etc.); mere (hope); faint (possibility)
Usually written using kana alone
Also written 果敢無い【はかない】、果無い【はかない】