Search gender: all male female Japanese Boy Names That Start With Hya 21 names found. gender: all male female Name: hyakuju Katakana: ヒャクジュ 0 Kanji: 百樹 Meaning: 百Hundred. Kanji character for the number 100 (hundred). An example of a large number. A lot of things. 樹Trees. General term for plants. To plant a tree. To set up. To stand firmly. You can save your favorite names with prev12 NAZUKE PON > About Japanese Names > Japanese Names Beginning With A to Z > Japanese Boy Names That Start With Hya