Ishikawaya Wasuke (石川屋和助) (publisher ca 1850 – 1876)Ishiwa (seal name - 石和)
Saiundō (firm name - さいうん堂)
Osaka print publisher (Marks 163). Artists published by this house include Enjaku, Gyokuen, Kunikazu, Sadanobu II, Shunsui, Tokyō, Yoshimine, Yoshimitsu, Yoshitaki, Yoshitoyo and Yoshiyuki.
Kunikazu and Yoshitaki are the only artists in the Lyon Collection published by this house. We have highlighted their names in bold type above.