Mori (Ishida) Koshuku. Family name :Naotaro. Go= Banzan, Gasammaisai,Kansai, Tokei (early).Japanese style painter. Born in Hagi, lived in Kyoto. son of a nurse of the Ishida samurai family, pupil and adopted son-in-law of Mori Tetsuzan. Taught painting in the Shijo style.