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In page Bijin-ga:

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Nearly all ukiyo-e artists produced bijin-ga, as it was one of the central themes of the genre. However, a few, including Utamaro, Suzuki Harunobu, Itō Shinsui, Toyohara Chikanobu, and Torii Kiyonaga, have been described as the greatest innovators and masters of the form.[citation needed]