1. Panda Piyu the first time was idead to be a penguin, not panda. 2. Panda Piyu and Bunny Rokkee's voicebanks was recorded in a VCV voicebanks recording way. 3. Bunny Rokkee has sister Alecto and brother Tom. 4. Rokkee mum's name is Alissia. 5. Piyu and Rokkee's voicer is the same. 6. The first time Rokkee was voiced by AnkO MiTya (UtauPanda's friend), but till the voicebank was released, the voice actor changed. 7. Piyu had another design, but it was changed by request. 8. It was very hard to think of Piyu's name. She had a lot of different names. 9. Rokkee and Piyu don't have last names. Bunny and Panda are their nicknames. 10. Piyu's favorite colour was white, then it changed into green.