THOMSON SCATTERING MEASUREMENT ON THE TOKYO-EBIT H.Kuramoto, T.Kinugawa, I.Yamada, C.Yamada, H.Watanabe, T.Fukami and S.Ohtani Cold Trapped Ions Project, ICORP, JST, Chofu, Tokyo 182-0024, Japan We have observed a Thomson scattering light on the Tokyo-EBIT for measuring an electron density profile. And we have confirmed that this signal is the Thomson scattering light using a polarizer.