遺憾 (いかん, ikan) Japanese meaning: regrettable | Kotomora決
定
は
極
めて
遺
憾
です
。
This decision is extremely regrettable.
The government expressed its regret.
Usage patterns
遺憾の意を表明するto formally express regret
The prime minister formally expressed regret over the remark.
〈事〉を遺憾に思うto regard something as regrettable
The company regards the accident as extremely regrettable.
遺憾な結果に終わるto end in a regrettable outcome
The negotiations ended in a regrettable outcome.
Expressions
遺憾ながらunfortunately; I regret to say; I'm sorry to say