1.
one hundred people
A count of one hundred people.
百人が参加した。
One hundred people participated.
参加者の数は百人ぐらいだった。
The number of participants was about one hundred.
百人以上の社員がこの会議に出席した。
More than one hundred employees attended this meeting.
COMMON EXPRESSIONS:
- 百人一首 — a famous anthology of 100 poems by 100 poets, also a traditional card game
COUNTING:
百 combines regularly with 人: 百人. For larger numbers: 二百人, 三百人 (note the sound change to びゃく with 三 and 六).