1
nouns which may take the genitive case particle 'no'noun (common) (futsuumeishi)adverb (fukushi)
sole;only;just
ただ一つの方法は、彼女に助けを求めることだった。
The only way was to ask her for help.
Other forms
唯一つ 【ただひとつ】 · 唯ひとつ 【ただひとつ】 (search-only kanji form)
1
numeric · prefix
one;1
壱, 弌 and 壹 are used in legal documents
それは壱万円と計算されている。
It is computed at 10,000 yen.
2
nouns which may take the genitive case particle 'no'
best
これは東京一のインドレストランです。
This is the best Indian restaurant anywhere in Tokyo.
3
nouns which may take the genitive case particle 'no'
first;foremost
津山一高い山は滝山だと思っていました。
I thought the highest mountain in Tsuyama was Takiyama.
4
noun (common) (futsuumeishi)
beginning;start
5
noun
a (single);one (of many)
before a noun
6
noun (common) (futsuumeishi)
card games
ace
7
noun (common) (futsuumeishi)
bottom string (on a shamisen, etc.)
Other forms
１ 【いち】 · 壱 【いち】 · 弌 【いち】 · 壹 【いち】 (word containing out-dated kanji or kanji usage)
1
numeric
one
１つが通り過ぎたかと思うと、すぐに次の台風が接近する。
No sooner has one typhoon passed than the next one approaches.
2
noun (common) (futsuumeishi)
for one thing
often used in itemized lists
一つには、私は貧しいし、それにまた忙しくもある。
For one thing, I am poor; for another, I am busy.
3
noun (common) (futsuumeishi)
only
after a noun
4
noun (common) (futsuumeishi)
(not) even
with a verb in negative form
妻の死の知らせを聞いてもまゆ一つ動かさなかった。
He did not even raise an eyebrow at the news of his wife's death.
5
noun (common) (futsuumeishi)adverb (fukushi)
just (e.g. "just try it")
6
nouns which may take the genitive case particle 'no'
some kind of;one type of
Other forms
１つ 【ひとつ】 · 一 【ひとつ】 (irregular okurigana usage)
1
numeric
one
from chi
«yī»
1
adverb (fukushi)
most;best
Other forms
逸 【いっち】
2
numeric
one
when counting aloud, usu. ひ or ひい
2
noun (common) (futsuumeishi)
same (mind, path, etc.)
