Masaharu Kubota (Japanese: 久保田正晴, born: September 26, 1987), mostly known as USAO, is a Japanese musician, DJ affiliated with HARDCORE TANO*C. He is an expert with various music style compositions including Japanese Hardcore (J-CORE), Frenchcore, Hardtek, and Nightcore. As of his various composition style, he is officially recognized as "a musician with UNKNOWN position in HARDCORE TANO*C".[3]
He likes to perform his music work with real-time motion capture as he designed his rabbit-styled mascot used as his official channel icon. Its emotion can be varied depending on his reactions. He owned a self-branded music label named "UOM Records" and dressed with his trademark "USAO" black T-shirt when performing in HARDCORE TANO*C live events.
He also provided several extreme topic songs in several Japanese music games for several live-action arcade gaming competitions in Tenkaichi otogesai (Japanese: 天下一音ゲ祭, literally in English: The Top of Music Game Festival) by All Nippon Amusement Machine Operators' Union.
XTREME[]
XTREME is considered as notable trademark by USAO about his music style. It's meant as extrimity in general.
Its album cover is designed with a risk-taken scale which may possibly rated with R18.