LEAD: Nikkei hits 3-month closing high on weaker yen, tech-share gains - istockAnalyst.com (press release)

LEAD: Nikkei hits 3-month closing high on weaker yen, tech-share gainsistockAnalyst.com (press release)By sector, glass and ceramics saw the largest percentage gain, followed by electrical machinery and metal products. The air transport, warehouse and, ...and more »