Search gender: all male female Chiumi Girl Name Meaning, Kanji Variations. 1 names found. gender: all male female Name: chiumi Katakana: チウミ 1 Kanji: 千海 Meaning: 千Thousand. Kanji character for the number 1000 (thousand).A unit of number. A large number. Many. Various appearances. 海Sea. Wide and large. A place where many people and things gather. A large lake or pond. A large lake or pond. A frontier. The end of the earth. You can save your favorite names with NAZUKE PON > About Japanese Names > Search For Japanese Names > Chiumi Girl Name Meaning, Kanji Variations.