Have musicians Hansi Kürsch and John Reis both performed as members of a band?
Hansi Kürsch Hans Jürgen Kürsch, better known as Hansi Kürsch (born 10 August 1966 in Lank-Latum/Meerbusch, Germany), is a German musician best known for being the co-founder, lead vocalist, co-composer, and lyricist of power metal band Blind Guardian. He was also the bassist in Blind Guardian until the 1998 album "Nightfall in Middle-Earth". He also provides lead vocals for the band Demons and Wizards.
Kukui (band) Kukui is a Japanese band consisting of Haruka Shimotsuki (vocal, lyrics & composition) and Myu (composition, arrangement & lyrics). They have produced songs for anime and games, most notably the "Rozen Maiden" anime series.