顧客(こきゃく)

customer; client

顧問(こもん)

advisor; consultant

回顧(かいこ)

looking back; review

顧(かえり)みる

to look back; to reflect on

顧客対応(こきゃくたいおう)

customer service; customer support

顧客管理(こきゃくかんり)

customer management

顧客情報(こきゃくじょうほう)

customer information

顧客満足度(こきゃくまんぞくど)

customer satisfaction level

顧客(こきゃく)の意見(いけん)を聞(き)いて、サービスを改善(かいぜん)します。

We listen to customers' opinions and improve our service.

過去(かこ)の失敗(しっぱい)を顧(かえり)みることが大切(たいせつ)です。

It is important to reflect on past mistakes.