Gero

Gero, also nicknamed Gerorin, is a Nico Nico Douga singer known for his "passionate" singing. He often sings loudly and "passionately" (versus "logically") in the songs he covers. However, he has covered songs in which he sings seriously, such as Just Be Friends. He has a low-pitched and slightly rough voice but can reach high ranges. He always sings with emotion, making him stand out among the other singers from Nico Nico Douga.

Affiliations and collaboration projects
He has collaborated with Faneru to make parodies of several songs, such as Magnet, Alice Human Sacrifice, and Double Lariat. He has also collaborated with other singers, such as Roro, in which he sings in a high voice.

He is part of the collaboration album Smiley*2 Host Club and Ikemen Voice paradise 1.