Search gender: all male female チュウコ Japanese Girl Names Variations. 2 names found. gender: all male female Name: chuko Katakana: チュウコ 0 Kanji: 柱子 Meaning: 柱Pillar 子Children Name: chuko Katakana: チュウコ 0 Kanji: 忠子 Meaning: 忠Sincerity. To serve with sincerity. Seriousness. To serve the state or sovereign with all one's heart. To work hard without bothering. 子Children You can save your favorite names with NAZUKE PON > About Japanese Names > Search Japanese Names By Kanji > チュウコ Japanese Girl Names Variations.