Search gender: all male female コニイ Japanese Girl Names Variations. 1 names found. gender: all male female Name: koni Katakana: コニイ 0 Kanji: 湖丹衣 Meaning: 湖Lake. A place where water accumulates on land. 丹Vermilion. Red clay compounded with sulphur and mercury, or its color. Made by adding sulfur and nitre to lead and baking it. Medicine. Pure. Sincerity. 衣A garment. Something to wear. A jacket. Something to cover the outside. You can save your favorite names with NAZUKE PON > About Japanese Names > Search Japanese Names By Kanji > コニイ Japanese Girl Names Variations.