Search gender: all male female Banju Boy Name Meaning, Kanji Variations. 1 names found. gender: all male female Name: banju Katakana: バンジュ 0 Kanji: 伴樹 Meaning: 伴To accompany. To walk along with a superior. A companion. To accompany. To be a partner. 樹Trees. General term for plants. To plant a tree. To set up. To stand firmly. You can save your favorite names with NAZUKE PON > About Japanese Names > Search For Japanese Names > Banju Boy Name Meaning, Kanji Variations.