Search gender: all male female カロク Japanese Girl Names Variations. 1 names found. gender: all male female Name: karoku Katakana: カロク 0 Kanji: 賀緑 Meaning: 賀Rejoice. Celebrate. 緑Green. Intermediate color between blue and yellow. The color of trees and grasses. It also refers to the plants and trees themselves. Black hair with a glossy sheen. You can save your favorite names with NAZUKE PON > About Japanese Names > Search Japanese Names By Kanji > カロク Japanese Girl Names Variations.