Kumo no Kaidan (雲の階段, Cloud's Stairs) is a 1982 Japanese novel by Junichi Watanabe.
The 1983 television adaptation was titled Kumo no Kaidan: Nise Ishi o Meguru Onna Futari (雲の階段 ニセ医師をめぐる女二人).
[citation needed] The 2006 adaptation is a Korean show titled Cloud's Stairs (Korean: 구름계단).
[citation needed] The latest adaptation stars Hiroki Hasegawa as the main character.
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