Ryohei Miwa ( 1929 - 2011 ) was a Japanese painter. Ryohei Miwa s works have been put up for auction numerous times, with realized prices greatly surpassing estimated prices, varying from 368.72 USD for Maiko in 2009 to a remarkable record 2342.05 USD for Maiko in 2010 , based on the size and medium of the artwork.