Search gender: all male female Kototada Name Meaning, Kanji Variations. 1 names found. gender: all male female Name: kototada Katakana: コトタダ 0 Kanji: 言忠 Meaning: 言Say 忠Sincerity. To serve with sincerity. Seriousness. To serve the state or sovereign with all one's heart. To work hard without bothering. You can save your favorite names with NAZUKE PON > About Japanese Names > Search For Japanese Names > Kototada Name Meaning, Kanji Variations.