[THE INVESTOR] Naver, the parent firm of mobile messenger operator LINE, said July 27 that an investors conference for the messenger firm will be held from 5 p.m. to 6:30 p.m. on July 27 in Tokyo after the second-quarter earnings report is announced at around 3 p.m. on the same day.The InvestorThe mobile messenger company went public on July 5 in Tokyo and New York and its stock price closed up 4.18 percent at 4,110 yen (US$38.70) on July 25.(theinvestor@heraldcorp.com)