Search gender: all male female イワタケ Japanese Boy Names Variations. 1 names found. gender: all male female Name: iwatake Katakana: イワタケ 0 Kanji: 巌丈 Meaning: 巌Large stones 丈The vertical length of height, clothing, objects, etc. Strong. Robust. Firmness. To measure the area and shape of land. A unit of length in the Shaku-kan method. An honorific title for an old man or elder. You can save your favorite names with NAZUKE PON > About Japanese Names > Search Japanese Names By Kanji > イワタケ Japanese Boy Names Variations.