The conceptual underpinnings of Outsider Art are problematic. Who’s “in” and who’s “out” is just one of the questions no one has adequately defined. Your scribe is puzzling this conunudrum for multiple publications, so will say no more for now other that to present textile works from Wellcome Trust’s Souzou: Outsider Art from Japan on until 30 June 2013. More than 300 works in various media create a compelling object-led exhibition. DJ

Yumiko Kawai, Circles, 2009, wool, acrylic yarns, cotton. Social Welfare Corporation Yamanami Atelier

Yumiko Kawai, Circles, 2009, wool, acrylic yarns, cotton. Social Welfare Corporation Yamanami Atelier

Takashira Shimada, (left) Fried Chicken Pyjamas, 2002, oil-based marker, acrylic paint, pyjamas. (Right) Salmon Roe Pyjamas, 2004, thread, oil based marker, acrylic paint, pyjamas

Satoshi Morita, Untitled, 2010-11, wool, acrylic & cotton yarns, cotton, ribbon. Social Welfare Corporation, Yamanami Atelier