Search gender: all male female Ruoka Name Meaning, Kanji Variations. 1 names found. gender: all male female Name: ruoka Katakana: ルオカ 0 Kanji: 瑠丘 Meaning: 瑠Lapis lazuli. 丘A hill. A small elevation of a mountain. A peak. A ridge. A place that is higher than the surrounding area. A place that is lower than a mountain and has a gentle slope. One of the family names. You can save your favorite names with NAZUKE PON > About Japanese Names > Search For Japanese Names > Ruoka Name Meaning, Kanji Variations.