Aira is an average boy with an average build. He has short blond hair and bright green colored eyes. An idol-loving kid with a kind heart, Aira has a more sensible personality among the ALKALOIDs, although his words are merciless towards those whom he has allowed himself to open up to, as often seen with Hiiro. ith a huge stock of idol merch that he won't let anyone get near, you can tell Aira is very protective of the things and people he loves and won't let anyone get to them.