Board Thread:Questions and Answers/@comment-121.75.172.30-20151130022308/@comment-25986720-20151130023456

Wakiko is his name and the sympol ♂ let people know his gender. Cause in Japanese, the kanji "ko" (子) is for girls.

About his description: he is an utaite, an odorite, a man who sings in both voices (I guess he means, ryouseirui), hosts live (namahousou) and mixes.