Police arrested Yamaguchi Toshiya on April 6,Japan’s NHK television channel reported.
The 31-year-old Vietnamese woman. V.T.L.Q, was apart-time worker at a boxed lunch store on the first floor of an apartmentbuilding in Osaka's Yodogawa district.
Yamaguchi was cited by NHK as saying that he wasstruggling to make ends meet and lured the woman to his room on the secondfloor of the building to ask for money on April 3.
He also admitted that he killed her because sheresisted, and then took her money.
A bag and a wallet believed to have belonged to thevictim were found in the suspect's room./.