Miko, Bai Wei-Fen has been described as more introverted and quiet while her sister, Yumi, Bai Wei-Ling, has been described as a more extroverted and outgoing person.
Miko Bai Wei Fen digambarkan lebih introvert dan tenang sementara saudaranya, Yumi Bai Wei Ling, digambarkan sebagai orang yang lebih terbuka dan outgoing.