定期券（ていきけん、teikiken）
- commuter pass

The Japanese word 定期券 定期券 means "commuter pass," "season ticket," or "travel pass." It is a type of ticket that allows the holder to travel repeatedly along a pre-defined route for a specific period, typically a month, three months, or six months. It is used on public transportation such as trains, subways, and buses. 定期券 is a cost-effective way for people who regularly commute to work or school.

⚫︎ 私は毎朝、電車で会社に行くので、定期券を買っています。 Translation: I take the train to work every morning, so I buy a commuter pass. ⚫︎ 新しい学校に通うために、定期券が必要になりました。 Translation: I needed a commuter pass to go to my new school. ⚫︎ 定期券の更新を忘れました。 Translation: I forgot to renew my commuter pass.

You use 定期券 when you are talking about the pass itself, the action of purchasing it, or when describing someone using it. You would use it in situations where you are discussing transportation costs, commuting, or travel to a specific location regularly. It’s a very common word in daily Japanese life for people who use public transport frequently.

定期券 is typically written with the following: ⚫︎ Kanji: 定期券 ⚫︎ Hiragana (reading): ていきけん There are no common variations in okurigana for this word.

There are no perfect synonyms, but related terms include: ⚫︎ 回数券 (kaisūken) - a book of tickets (usually for a fixed number of rides, not for a period) ⚫︎ パス (pasu) - a "pass" which can be a general term but sometimes can refer to 定期券

⚫︎ 切符 (kippu) - a regular ticket for a single journey

東京の地下鉄の定期券は、とても便利です。 ・Translation: The commuter pass for the Tokyo subway is very convenient. ・Explanation: This sentence highlights the convenience of using a 定期券 for regular travel on the Tokyo subway system.

定期券を買うために、駅の窓口に行きました。 ・Translation: I went to the station ticket window to buy a commuter pass. ・Explanation: This sentence describes the action of purchasing a 定期券 at a ticket window.

The word 定期券 is composed of three kanji: ⚫︎ 定 (tei) - "fixed", "regular", "definite" ⚫︎ 期 (ki) - "period", "term" ⚫︎ 券 (ken) - "ticket", "coupon" Therefore, 定期券 literally means "fixed period ticket" or "regular period ticket".