残ざん念ねんに思おもう

Meanings

1

expression, godan verb (-u)

Expresses a personal feeling of regret or disappointment about something. Often used when apologizing or reflecting on one's own actions.

の

発はつ

言げん

を

残ざん

念ねん

に

思おも

っ

た

。

He felt sorry about his remark.

残ざん念ねんに思おもう
Standard kanji spelling for this expression.
ざんねんに思おもう
Kana spelling of the first part; sometimes used for clarity or in informal writing.

後こう悔かいする
後悔する is a stronger, more formal word for deep regret or remorse, often used for serious mistakes. 残念に思う is milder and more commonly used in everyday apologies or expressions of disappointment.
残ざん念ねんだ
残念だ is a simpler, more direct statement of disappointment ("That's too bad"). 残念に思う is a verb phrase that explicitly states the subject's feeling of regret.

Compound of 残念 (regret, disappointment) + に (adverbial particle) + 思う (to think, feel). The phrase literally means 'to think/feel regretfully'.