Search gender: all male female レンジョウ Japanese Boy Names Variations. 1 names found. gender: all male female Name: renjo Katakana: レンジョウ 0 Kanji: 連城 Meaning: 連Continuous. A series. Connection. To be in a row. The same kind. Companions. 城Castle You can save your favorite names with NAZUKE PON > About Japanese Names > Search Japanese Names By Kanji > レンジョウ Japanese Boy Names Variations.