Nai

无

His vocabulary has grown compared to before, but since he still uses it incorrectly, Gareki scolds him very often. He seems timid at first glance, but surprisingly, his actions are often bold.
Nai's name means "nothing, not existing."

Details:

First name:: Nai
Birthday:: unknown; however, judging by when the Niji breed, you can imagine he was born in spring.
Height:: 157 cm (5'1")
Hair colour:: white and purple
Eye colour:: red