Search gender: all male female Kosumosu Girl Name Meaning, Kanji Variations. 1 names found. gender: all male female Name: kosumosu Katakana: コスモス 3 Kanji: 秋桜 Meaning: 秋Autumn. One of the four seasons. An important time. Fruitfulness of crops. The time that passes. Years and months. Being past the prime of life. 桜Cherry blossom. A small deciduous tree of the rose family. The language of this flower is "spiritual beauty" and "a good education". You can save your favorite names with NAZUKE PON > About Japanese Names > Search For Japanese Names > Kosumosu Girl Name Meaning, Kanji Variations.