TOKYO, May 10 (Xinhua) -- Tokyo stocks closed higher Thursday on improved investor sentiment following Wall Street's positive overnight lead and on solid domestic corporate earnings released recently.

The 225-issue Nikkei Stock Average added 88.30 points, or 0.39 percent, from Wednesday to close the day at 22,497.18.

The broader Topix index of all First Section issues on the Tokyo Stock Exchange, meanwhile, gained 4.71 points, or 0.27 percent, to finish at 1,777.62.

Mining, transportation equipment, and oil and coal product-linked issues comprised those that gained the most by the close of play.