利用者(りようしゃ)

利用者(りようしゃ) refers to a person who uses a service or facility. It has a neutral, somewhat formal tone and is common in official and business contexts.

Compounds

利用(りよう) (use, utilization) + 者(しゃ) (person). The suffix ～者(しゃ) marks the person who performs the action.

Usage

• 図書館(としょかん)利用者(りようしゃ): library user
• サービス利用者(りようしゃ): service user
• インターネット利用者(りようしゃ): internet user
• 公共(こうきょう)交通(こうつう)利用者(りようしゃ): public transit user

Similar words

• ユーザー: user (loanword, common in tech/web contexts)
• 消費者(しょうひしゃ): consumer (emphasizes buying/consuming)
• 顧客(こきゃく): customer/client (business relationship)
• お客様(きゃくさま): customer (honorific, used in hospitality)

Register

利用者(りようしゃ) sounds formal and is often used in regulations, announcements, and official documents. In casual speech, ユーザー or 使(つか)っている人(ひと) is more natural.