From Japanese 大 (dai) meaning "big, great, vast, high" combined with 二 (ji) meaning "two", 次 (ji) meaning "order, sequence, next" or 治 (ji) meaning "govern, administer" and 郎 (rō) meaning "son" or 朗 (rō) meaning "bright, sonorant, clear". Other kanji combinations can form this name as well.