Weaver is the name of more than one artist: 1) a japanese piano rock band 2) Robert Francis 3) Andrew Joseph Weaver 1) WEAVER is a japanese piano rock band. Members: Birth Name: 杉本雄治 (Yuji Sugimoto) Date of Birth: December 3, 1988 Blood Type: Type A Instrument(s): Vocals and Piano Main roles in the band: Lead Vocals/Pianist Birth Name: 奥野翔太 (Shota Okuno) Date of Birth: August 18, 1988