(Translated by https://www.hiragana.jp/)
Dan - Wikipedia

Dan (Japanese an Cheenese: だん) is a rank usit in Asian sports sic as Go[1][2] an shogi. It ranges frae 1 dan (初段しょだん) tae 10 dan (じゅうだん, Judan[3]) or 1 tae 9. Higher nummers means greater skill.

Japan

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Degree 1st Dan 2nt Dan 3rd Dan 4t Dan 5t Dan 6t Dan 7t Dan 8t Dan 9t Dan 10t Dan
Pronunciation Shodan[4] Nidan Sandan Yondan Godan Rokudan Shichidan[5] Hachidan Kudan Jūdan[3]
Kanji 初段しょだん だん/だん[6] まいりだん/さんだん[7] よんだん だん ろくだん ななだん はちだん きゅうだん じゅうだん[3]

Notable fowks wi higher dan

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Dan Japanese an Cheenese Names
9 きゅうだん Rui Naiwei[8]
8 はちだん Mika Yoshida, Kazuko Konishi
7 ななだん Ayumi Suzuki, Ichiyo Shimizu, Joanne Missingham
6 ろくだん Kana Satomi, Hiroe Nakai, Xie Yimin

References an notes

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  1. In Japan, Dan ranks are given bi Nihon Ki-in an Kansai Ki-in.
  2. senseis.xmp.net?Dan
  3. a b c senseis.xmp.net?Judan
  4. Shodan is "beginnin grade".
  5. Sometimes also pronouncit Nanadan.
  6. The aulder kanji for "2"----is usually usit.
  7. The aulder kanji for "3"--さん--is usually usit.
  8. senseis.xmp.net?RuiNaiwei