How to change Figure and Table captions in LaTex

Usually figures and tables in LaTex get captions such as Figure 1 or Table 1. We can change these to other names as follows.

\renewcommand{\figurename}{Fig.}

OR to Japanese captions such as (with jarticle class)


¥renewcommand{¥figurename}{図}
¥renewcommand{¥tablename}{表}