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誕生日がゾロ目だった (tanjōbi ga zorome datta - my birthday was matching digits)

Grammar & Usage

phrase

casual

How it works

This phrase uses the particle が (ga) to mark 誕生日 (tanjōbi, birthday) as the subject. ゾロ目 (zorome) refers to a sequence of identical digits, often considered lucky or special. だった (datta) is the past tense of です (desu), meaning 'was' or 'it was'. The overall structure is '[Subject] + が + [Noun] + だった', indicating 'The subject was a Noun' in the past tense.

Sample sentences

今年の誕生日が7月7日でゾロ目だったんだ。

My birthday this year was July 7th, so it was a matching digit date.

昨日、娘の誕生日が8月8日でゾロ目だったと教えてくれた。

Yesterday, my daughter told me her birthday was August 8th, a matching digit date.

「誕生日がゾロ目だった」と友達が嬉しそうに報告した。

My friend happily reported, 'My birthday was a repeating digit date!'

Quick facts

cultural_nuance:ゾロ目 (zorome) is often seen as a good omen or something slightly special/lucky in Japanese culture. For a birthday, it means the day and/or month/year digits are identical, e.g., July 7th (7/7), August 8th (8/8), or a year like 2022.

pronunciation_note:長音 (chōon - long vowel) in 'tanjōbi' (ō) and 'datta' (no long vowels).

Often used with

ゾロ目ナンバー (zorome nanbā - repeating digit car plate number)

ゾロ目ゲット (zorome getto - got matching digits, e.g., on a receipt)

ゾロ目だね (zorome da ne - it's matching digits, isn't it?)

誕生日が近い (tanjōbi ga chikai - my birthday is approaching)

ゾロ目時間 (zorome jikan - matching digit time, e.g., 11:11)

Mnemonic

Sounds like "長音 (chōon - long vowel) in 'tanjōbi' (ō) and 'datta' (no long vowels)." — sign in for a creative story that makes this stick!

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Example

今年の誕生日が7月7日でゾロ目だったんだ。

My birthday this year was July 7th, so it was a matching digit date.

昨日、娘の誕生日が8月8日でゾロ目だったと教えてくれた。

Yesterday, my daughter told me her birthday was August 8th, a matching digit date.