NTT Docomo Inc. said Monday it will lower its new 20-gigabyte monthly mobile plan to 2,700 yen ($25), offering the price cut amid intensifying competition in Japan's telecom industry spurred by government pressure.The price, the cheapest among similar plans offered by the three major Japanese wireless carriers, compares with NTT Docomo's initial tariff of 2,980 yen announced in December for the new service, which will be launched this month.Japan's leading wireless carrier said it will start offering the discounted plan named "ahamo," which includes unlimited calls up to five minutes in add…READ FULL ARTICLE