()

おし
noun
one's favorite (idol/character)
1. one's favorite person (especially idol or character)
A person, character, or thing that one strongly supports or is a fan of. From the verb ()す (to recommend/support).
(わたし)()しはこのアイドルです。
This idol is my favorite.
()しのグッズを(あつ)めています。
I collect merchandise of my favorite.
()しの誕生日(たんじょうび)をお(いわ)いしました。
I celebrated my favorite's birthday.

()し is modern slang referring to one's favorite person, typically an idol, celebrity, or fictional character one strongly supports.

ORIGIN:
From the verb ()す (to recommend/push). Originally idol fandom term, now mainstream.

COMMON EXPRESSIONS:

  • ()しがいる: to have a favorite
  • ()しを応援(おうえん)する: to support one's favorite
  • ()しのグッズ: merch of one's favorite

RELATED VOCABULARY:

  • ()(かつ): fan activities
  • ()しメン: favorite member (of a group)
  • ()(へん): changing one's favorite
  • ()(いろ): color representing one's favorite
  • 箱推(はこお)し: supporting the whole group

CULTURAL NOTE:
()し culture is huge in Japan, covering idols, anime characters, VTubers, and more. "推しは推せる時に推せ" (Support your favorite while you can) is a common saying.