Jeff Mangum and Spider One, are singers, of which nationality?
Spider One Michael David Cummings (born August 25, 1968), better known as Spider One, is an American singer, songwriter, rapper, record producer, and director. He is the founder and only consistent member of the nu metal band Powerman 5000 and the owner of Megatronic Records. He created the horror/black comedy mockumentary series "Death Valley", which aired on MTV for one season in 2011.
Erina Mano Erina Mano (真野恵里菜 , Mano Erina , born April 11, 1991) is a Japanese idol singer and actress formerly associated with Hello! Project. She joined in 2006 as a member of Hello Pro Egg, as a trainee. In 2007, she became a member of the Hello! Project futsal team Gatas Brilhantes H.P. and its musical group Ongaku Gatas. On March 29, 2008 she started a solo music career, working under the management and promotion of J.P Room, and later under Just Production. She continued on Hello! Project until 2013, and is now doing solo music projects as well as acting in films and shows.