חדשות/Reuters/Tokyo's Nikkei share average opens down 0.50%Tokyo's Nikkei share average opens down 0.50%30 בנוב׳ 202200:00 UTCNI225TOPIXTOKYO, Nov 30 (Reuters) - Japan's benchmark Nikkei average NI225 opened down 0.50% at 27,886.67 on Wednesday, while the broader Topix TOPIX shed 0.39% at 1,985.11.