** Shares of Icetana ICE.AX rise as much as 131% to A$0.037, their highest levels since December 16
** The IT services firm says icetana AI signed an A$3.6 million ($2.35 million) strategic partnership with SoftBank Robotics Group
** Partnership includes equity investment and exclusive distribution rights in Japan, says Icetana
** Stock posts its biggest intraday pct gain since December 16
** Over 5.6 million shares change hands, compared with the 30-day average volume of 184,080
** Icetana stock down about 6%, YTD
($1 = 1.5349 Australian dollars)
(Reporting by Adwitiya Srivastava in Bengaluru)
((Adwitiya.Srivastava@thomsonreuters.com;))