ひとつ

一つ

表記・読み：１つ・一・ひとつ

1. 1

   one

   numeric
2. 2

   for one thing

   名詞often used in itemized lists
3. 3

   only

   名詞after a noun
4. 4

   (not) even

   名詞with a verb in negative form
5. 5

   just (e.g. "just try it")

   名詞副詞
6. 6

   some kind of; one type of

   nouns which may take the genitive case particle 'no'