元がん年ねん

noun

first year of an era; inaugural year of a reign era

Used in Japanese era dating for the first year of an imperial era name; e.g. 令和元年 means the first year of Reiwa, not 令和一年 in formal date style.

• 令れい和わ元がん年ねんに結けっ婚こんしました。

  We got married in the first year of Reiwa.

• 平へい成せい元がん年ねんは1989年ねんです。

  The first year of Heisei is 1989.

noun

first year of a new development; year when something began

Figurative use for the year an important trend, industry, technology, or movement is considered to have started; common in media-style phrases like AI元年.

• 2024年ねんは生せい成せいAI元がん年ねんと呼よばれることがある。

  2024 is sometimes called the first year of generative AI.

• その大たい会かいは、女じょ子しサッカー人にん気きの元がん年ねんになった。

  That tournament became the starting year for the popularity of women's soccer.