Talk:Volume 2, Chapter 13/@comment-3261234-20130905192509/@comment-30764484-20130906001910

Ui, Jun, and Azusa are all in the same year, so either they actually were twins and Yui (only!) was premature (which could explain their personality differences), or Ui was born in 95 like you said, and is ahead by one year, which actually wouldn't be surprising.