Search gender: all male female 構 Japanese Boy Names Variations. 1 names found. gender: all male female Name: koji Katakana: コウジ 0 Kanji: 構二 Meaning: 構Assemble 二Two, The second. Kanji character for the number 2 (two).The next. Again. Another. Different. You can save your favorite names with NAZUKE PON > About Japanese Names > Search Japanese Names By Kanji > 構 Japanese Boy Names Variations.