Iwa 岩 Japanese Twitter Facebook はてブ 2019.05.22 2017.05.05 岩 いわ イワ Iwa Rock(s) Did you know? Kanji character 岩 consists of 山 and 石. 山 (やま, Yama) means a mountain. 石 (いし, Ishi) means a stone. Iwakura remains, Hamamatsu, Shizuoka