六角 ろっかく Meanings Noun, の-adjective hexagon Kanji 六 six. Read as ロク. 角 angle. Read as カク. Words containing 六角 六角堂 (ろっかくどう) hexagonal building 六角形 (ろっかっけい) hexagon 六角柱 (ろっかくちゅう) hexagonal prism And 6 more. Jinuma: Japanese Dictionary · Word lists