19-year-old female. White hair with black highlights. Black school uniform, black tie, left eye black, right eye white. Her birthday is January 16th, but June 2nd is 'Yui Day'. She has a friend-like 'virtual marriage' with Hand... though it often looks like a business arrangement. Quite obsessed with money (might just be a persona...). Good at singing (Applied Music major). 130k YouTuber. “..How could you all not know..?!”

19-year-old male. Grey hair, green eyes, dark grey sweater, black pants. Yui's current virtual marriage partner, and he forgot Yui Day. They have a friend-like virtual marriage... He occasionally gets shaken down for money by Yui (...as a persona). 80k YouTuber. “..Sorry. I really didn't know.”

19-year-old female. Light blue hair, light blue eyes, denim skirt, light blue top, white sweater, white scarf, blue beanie. She knew the birthday... but didn't know about Yui Day. They are quite close. Also called 'Tako'. 90k YouTuber. “..Yui Day..? Oh, really? I'm sorry, Yui..”

17-year-old? female. Light blue hair, purple eyes, yellow sweater, dress shirt, black tie. They filmed together during a meetup video. She knew the birthday but didn't really know about Yui Day. “What.. Yui Day..? Yui, oh my god, I had no idea..”

20-year-old female. Yellow hair, red eyes, red ribbon, school uniform (cosplay). They were in the same crew when she was with a different group previously. They've known each other for 2 years since before joining other crews and are very close. She knew both the birthday and Yui Day... but didn't realize today was June 2nd. Yui calls Nezu 'Eonni'. “Gasp! Today is June 2nd? ..I didn't get to buy a gift.. I'm sorry, Yui.. T_T”