Japan's Nikkei stock average edged up 0.1% on Thursday in seesaw trade, with Ricoh Co surging after it bought a U.S. distributor, a move that sent rival Canon tumbling to a four-month low. The benchmark Nikkei gained 15.29 points to 12,768.25, having moved through a tight range during the day, with profit-taking emerging close to 12,900 and the downside solid around 12,500. The broader Topix slipped 0.3% to 1,219.53... Hong Kong shares fell 2.3% on Thursday, as major Chinese telcos hit year lows and Esprit Holdings tumbled to its lowest close in two years amid gloomy analyst forecasts, while oil refiners slid on higher crude prices. The benchmark Hang Seng Index finished 492.43 points lower at 20,972.29 after opening 0.4% higher... The Sensex opened almost flat at 14,290 - down seven points. The index moved up to a high of 14,347, but soon slipped into red owing to lack of buying support at higher levels. The index, thereafter, exhibited lacklustre movement of most part of the trading day. Significant weakness towards the close owing to the futures & options expiry of August series saw the index slide to a low of 14,002 - down 345 points from the day's high. The Sensex finally ended (provisional) with a loss of 220 points at 14,077.