Search gender: all male female Nekio Boy Name Meaning, Kanji Variations. 1 names found. gender: all male female Name: nekio Katakana: ネキオ 0 Kanji: 音樹男 Meaning: 音Sound. Tone. Voice. News. 樹Trees. General term for plants. To plant a tree. To set up. To stand firmly. 男Male. Adult male. Son. You can save your favorite names with NAZUKE PON > About Japanese Names > Search For Japanese Names > Nekio Boy Name Meaning, Kanji Variations.