Isoda Koryusai ( 1735 - 1785 ) was a Japanese painter. Isoda Koryusai s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 1119.12 USD for Takoage-Vorbereitung (Junges Paar an einem Zaun) in 2004 to 37500 USD for Courtesan promenading with attendants beneath cherry blossoms, c. 1770s in 2009 , based on the size and medium of the artw