いかんせん

如何せん

表記・読み：いかんせん

1. 1

   to one's regret; regrettably; unfortunately

   副詞word usually written using kana alone
2. 2

   what can be done about ...; ... cannot be helped

   expressions (phrases, clauses, etc.)as 〜をいかんせんword usually written using kana aloneformal or literary term