White bamboo (shiratake)
1923 (Taisho 12)
Hanakago Suehiro shape means (“expanding prosperity” flaring shape)
Yamamoto Chikuryrōsai I (Shōen, 1868-1945)
Also known as Yamamoto Shōen after 1929.
His name is also pronounced Chikuryūsai
Signed Chikuryōsai zō [Made by Chikuryōsai]