Search gender: all male female Yumoa Name Meaning, Kanji Variations. 1 names found. gender: all male female Name: yumoa Katakana: ユモア 0 Kanji: 友萌空 Meaning: 友Friend 萌Budding. The buds of plants and trees appear. Things begin to happen. 空Sky. Atmosphere. Heaven. Big. Wide. Empty. No substance. Meaningless. Useless. In Buddhism, something without substance or essence. A thing related to aviation. You can save your favorite names with NAZUKE PON > About Japanese Names > Search For Japanese Names > Yumoa Name Meaning, Kanji Variations.