Search gender: all male female Katanao Name Meaning, Kanji Variations. 1 names found. gender: all male female Name: katanao Katakana: カタナオ 0 Kanji: 堅直 Meaning: 堅Sturdy 直Correct. Honest. Straight-hearted. fix. Direct. You can save your favorite names with NAZUKE PON > About Japanese Names > Search For Japanese Names > Katanao Name Meaning, Kanji Variations.