顧客名簿

• Reading: こきゃくめいぼ
• Romaji: kokyaku meibo
• Kanji breakdown: 顧 (ko) — look back, patronise; 客 (kyaku) — guest, customer; 名 (mei) — name; 簿 (bo) — register, ledger
• Pronunciation: /ko.kʲa.kɯ.meː.bo/

Meaning

Customer mailing list; customer register; a list of clients and their details.

A compound noun combining 顧客 (customer, client) and 名簿 (register, list of names). Used in business contexts for records of customer information. In modern usage, closely tied to data protection concerns — 個人情報保護法 (Personal Information Protection Act) governs how these lists are handled. Also relevant in discussions of data breaches.

Examples

1. 顧客名簿の管理にはセキュリティ対策が欠かせない。 Security measures are essential for managing a customer list.
2. 営業部が顧客名簿をもとに新しいキャンペーンを計画した。 The sales department planned a new campaign based on the customer list.
3. 顧客名簿が流出して大きな問題になった。 The customer list was leaked, causing a major problem.

Usage Guide

Context: business, data management, privacy

Tone: professional

Origin & History

Compound of 顧客 (kokyaku, customer — lit. look back + guest) + 名簿 (meibo, register — lit. name + ledger). Describes an official record of customer identities.

Cultural Context

Era: Modern

Generation: Adults

Social background: Business