Benchmark Tokyo rubber futures ended up 1.9 percent on Tuesday, helped by a rise in Shanghai futures as Chinese market players returned from a holiday. The benchmark rubber contract on the Tokyo Commodity Exchange (TOCOM) for September delivery rose 4.2 yen to settle at 225.4 yen ($2.19) per kg. The contract jumped as high as 2.2 percent to 226 yen, the highest since April 3. The most-active rubber contract on the Shanghai futures exchange for September delivery rose 280 yuan to finish at 15,745 yuan ($2,500) per tonne.