If you do not recieve your confirmation email within a few hours, please email haloutau@gmail.com with your username for manual validation. Your account should be activated within 24 hours.
You may also reach out via any other listed contact on Admin Halo's about page: https://utaforum.net/members/halo.194/#about
You are using an out of date browser. It may not display this or other websites correctly. You should upgrade or use an alternative browser.
Breaths and add ons won't really help with the realism. At most with adding stuff more pitches will help since UTAU will have more to work with, but your best bet for a realistic sound is a good oto
Also I want to add that to increase realistic-feeling to CV voicebank that how you voice and record your samples are as important than sound configuration oto.ini.
Samples that are made from singing-like voice turns out much realistic sounding than spoken-like.