Japanese stock index Nikkei pared almost all of its early losses on Monday, as investors tried to assess the extent of damage the Omicron variant of coronavirus could cause to the economy. Register for FREE to continue using Reuters.com Free registration gives you access to: Unmatched, global, round-the-clock news Hand-picked insights that are easy to find and use Our Daily Briefing newsletter, delivering the day"s headlines right to your inbox Already registered? Sign in