Search gender: all male female Ojo Boy Name Meaning, Kanji Variations. 1 names found. gender: all male female Name: ojo Katakana: オウジョウ 0 Kanji: 桜城 Meaning: 桜Cherry blossom. A small deciduous tree of the rose family. The language of this flower is "spiritual beauty" and "a good education". 城Castle You can save your favorite names with NAZUKE PON > About Japanese Names > Search For Japanese Names > Ojo Boy Name Meaning, Kanji Variations.