成人式（せいじんしき、seijinshiki）
- Coming-of-Age ceremony

成人式, read as せいじんしき (seijinshiki), is a coming-of-age ceremony held in Japan. It marks the transition of young people into adulthood. At this ceremony, people who have reached the age of 20 (as of April 1st of the relevant year) are officially recognized as adults. This means they gain certain rights and responsibilities, such as the right to vote, drink alcohol, and smoke. The ceremony is a significant cultural event, typically celebrated with speeches, celebrations, and wishes for the future.

⚫︎ 成人式に振袖を着て参加しました。 Translation: I wore a furisode (formal kimono) and attended the coming-of-age ceremony. ⚫︎ 来年の成人式はいつですか？ Translation: When is the coming-of-age ceremony next year? ⚫︎ 私は先週、妹の成人式に一緒に行きました。 Translation: I went with my younger sister to her coming-of-age ceremony last week.

You use 成人式 when you are talking about the Japanese coming-of-age ceremony. It is used to refer to the event itself, the time of year it's held, or the preparations associated with it. You can also use it when discussing the age of adulthood in Japan or the traditions surrounding the ceremony. You can talk about your own 成人式 experience, or ask others about their experiences.

成人式 is typically written in kanji as 成人式. The reading せいじんしき is written in hiragana. There are no other ways to write this word. The okurigana is standard.

There are no direct synonyms for 成人式. The concept of "coming of age" can be expressed with other words, but there isn't a single word that carries the same specific meaning. However, you can loosely relate it to phrases used in other cultures to mark a similar transition.

There are no direct antonyms for 成人式, as it is a specific cultural event. However, you could consider words related to childhood, such as 子供 (kodomo - child), in a contrasting context.

田中さんは来年、成人式に参加する予定です。 ・Translation: Mr. Tanaka plans to attend the coming-of-age ceremony next year. ・Explanation: This sentence simply states that someone will participate in the ceremony.

私の友人は成人式で、とてもきれいな着物を着ていました。 ・Translation: My friend wore a very beautiful kimono at the coming-of-age ceremony. ・Explanation: This sentence describes someone's attire at the ceremony.

The word 成人式 is made up of two parts: 成人 (seijin), which means "adult," and 式 (shiki), which means "ceremony" or "rite." Therefore, 成人式 literally means "adult ceremony" or "coming-of-age ceremony," and it reflects the purpose of the event. The practice of celebrating 成人式 started in 1948 in Japan.