Home / Vocabulary / 岩 岩 Kanji meanings and readings 岩 N2 boulder; rock; cliff On readingガン Kun readingいわ Radical山 Related vocabulary ✦Illustration in preparation 岩 N3 いわ rock; crag ✦Illustration in preparation 岩石 N1 がんせき rock ✦Illustration in preparation 溶岩 N2 ようがん lava