千: thousand

このペンは千せん円えんです。

This pen is one thousand yen.

約やく六千ろくせん年ねん前まえは、今いまより気温きおんが高たかくて、海面かいめんも高たかかったと考かんがえられています。

It is thought that about 6,000 years ago the temperature was higher than today and the sea level was higher too.

約やく五千九百ごせんきゅうひゃく年ねん前まえから、約やく四千二百よんせんにひゃく年ねん前まえまで、千七百せんななひゃく年ねんほど人ひとが住すんでいました。

People lived there for about 1,700 years, from about 5,900 years ago to about 4,200 years ago.

漆うるしをぬった櫛くしやうつわもあり、約やく九千きゅうせん年ねん前まえの漆うるしの製品せいひんも見みつかっています。

There were also combs and vessels coated with lacquer, and lacquer products about 9,000 years old have been found.

中期ちゅうきは、約やく五千五百ごせんごひゃく年ねん前まえから始はじまり、縄文時代じょうもんじだいでいちばん栄さかえた時期じきです。

The Middle stage began about 5,500 years ago and was the most prosperous stage of the Jōmon period.

早期そうきは約やく一万一千五百いちまんせんごひゃく年ねん前まえ、前期ぜんきは約やく七千ななせん年ねん前まえ、後期こうきは約やく四千五百よんせんごひゃく年ねん前まえ、晩期ばんきは約やく三千三百さんぜんさんびゃく年ねん前まえに始はじまりました。

The Initial stage began about 11,500 years ago, the Early about 7,000, the Late about 4,500, and the Final about 3,300 years ago.