Yasu Osawa (Osawa, Yasu)

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  The Bentwood Box: An Activity Book for Kids from Ages 9-12 Including Adult Teaching Guides
  by Nan McNutt, Yasu Osawa, Nathan Jackson
  Softcover, Sasquatch Books, ISBN 1570611165 (1-57061-116-5)
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  Button Blanket
  by Nan McNutt, Yasu Osawa, Roger Fernandes, Barry Scow
  Softcover, Sasquatch Books, ISBN 1570611181 (1-57061-118-1)
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  The Cedar Plank Mask
  by Nan McNutt, Yasu Osawa, Greg Colfax, George David
  Softcover, Sasquatch Books, ISBN 1570611173 (1-57061-117-3)