1. Adverb (fukushi), Noun which may take the genitive case particle 'no'

   1.

   for the first time

2. Adverb (fukushi)

   2.

   only after ... is it ...; only when ... do you ...; not until ... do you ...

3. Noun

   3.

   first time; (one's) first

Example sentences

• 初めてではない。

  It's not the first time.

• 初めての授業です。

  It's our first lesson.