TOKYO, June 8 (Xinhua) -- Tokyo stocks closed lower Friday as investors took to taking profits after the Nikkei's four-day winning streak and ahead of a number of key financial and political events, including the Group of Seven (G7) summit starting later in the day in Canada

The 225-issue Nikkei Stock Average lost 128.76 points, or 0.56 percent, from Thursday to close the day at 22,694.50.

The broader Topix index of all First Section issues on the Tokyo Stock Exchange, meanwhile, fell 7.57 points, or 0.42 percent, to finish at 1,781.44.

Pulp and paper, marine transportation, and oil and coal product-linked issues comprised those that declined the most by the close of play.?