Japan’s floating world, Britain’s lakes of paint and California’s sculpted light – the week in art

Also, a newly restored first world war masterpiece and a 400-year-old portrait of one of the world’s first professional female artists – all in your weekly dispatch

Japan: Myths to Manga
Something genuinely innovative – a proper art historical show for the kids, from the floating world to modern manga.
• Young V&A, London, from 14 October

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