Search gender: all male female Tadatora Name Meaning, Kanji Variations. 1 names found. gender: all male female Name: tadatora Katakana: タダトラ 0 Kanji: 忠虎 Meaning: 忠Sincerity. To serve with sincerity. Seriousness. To serve the state or sovereign with all one's heart. To work hard without bothering. 虎Tiger. A metaphor for something as strong as a tiger. A drunkard. You can save your favorite names with NAZUKE PON > About Japanese Names > Search For Japanese Names > Tadatora Name Meaning, Kanji Variations.