Save Type Surname Usage Japanese (Rare) Scripts 安良岡(Japanese Kanji) Pronounced Pron. Yah-suu-rah-oh-ka [key] Meaning & History 安 (yasu) means "cheap, low, inexpensive, rested, peaceful, relax".良 (ra) means "good, excellent", and 岡 (oka) means "ridge, hill". A notable bearer is Akio Yasuraoka, he was a composer in his earlier days.