What is "bellzlleb"

Bellzlleb (stylized as BELLZLLEᗺ) was a Japanese heavy metal band, formed in 1985 by Tetsu and Yuji in Chiba. The band's sound was heavily influenced by elements from black metal, doom metal and hardcore with philosophical influences from Aleister Crowley, the occult, horror, satanism and the dark, heavy sound of Black Sabbath. They toured the Japanese national club circuit extensively during the 1980s and the early 1990s and created various recordings until they disassociated in 1992.