▁Tokyo , ▁Japan ▁to ▁work ▁as ▁an ▁Ass istant ▁Language ▁Te acher ▁while ▁doing ▁fre el ance ▁narr ation ▁and ▁vocals ▁for ▁radio ▁and ▁advert is ements . ▁ ▁She ▁began ▁upload ing ▁covers ▁of ▁an ime , ▁J - pop ▁and ▁vocal oid ▁songs ▁onto ▁YouTube ▁and ▁N icon ico , ▁gain ing ▁popular ity ▁and ▁attention ▁under ▁her ▁ali ases ▁' T on kh ai ' ▁and ▁ ト ン カ イ '. ▁▁▁ 2 0 1 3 – 2 0 1 4 : ▁N od oj iman ▁The ▁World , ▁Japanese ▁Deb ut ▁and ▁CO VER ☆ G I RL ▁ ▁This ▁eventually ▁led ▁to ▁an ▁appearance ▁on ▁N TV ' s ▁singing ▁competition ▁' N od oj iman ▁The ▁World ', ▁where ▁she ▁won ▁the ▁Spring ▁ 2 0 1 3 ▁edition . ▁ ▁Following ▁her ▁victory , ▁she ▁signed ▁with ▁Sony ▁Music ▁Art ists , ▁and ▁made ▁her ▁major ▁debut ▁on ▁October ▁ 2 2 , ▁ 2 0 1 3 , ▁with ▁her ▁first ▁single ▁' M ata ▁K imi ▁ni ▁Ko ish iter u , ▁containing ▁three ▁e cover ▁songs : ▁the ▁title ▁track , ▁originally ▁by ▁Billy ▁Ban B an , ▁along ▁two ▁others , ▁My ▁Revolution , ▁originally ▁by ▁Mis ato ▁Wat an abe , ▁and ▁End less ▁Story , ▁originally ▁by ▁Y una ▁I to , ▁under ▁MA ST ER SI X ▁FO UND ATION ▁and ▁Sony ▁Music ▁Records . ▁ ▁She ▁held ▁three ▁release ▁events ▁at ▁the ▁Laz ona ▁K aw as