Search gender: all male female Kotsuru Boy Name Meaning, Kanji Variations. 1 names found. gender: all male female Name: kotsuru Katakana: コツル 0 Kanji: 鼓弦 Meaning: 鼓Hand drum 弦String. The vine of a bow. A metal string attached to a stringed instrument. Abbreviation for stringed instrument. You can save your favorite names with NAZUKE PON > About Japanese Names > Search For Japanese Names > Kotsuru Boy Name Meaning, Kanji Variations.