Line has announced it’s added another 100 million people to its registered user count in just four months, pushing it past the 300 million user mark globally. It revealed the new numbers at a press conference today in Tokyo, attended by TechCrunch Japan. The messaging app platform maker, which started off in Japan back in 2011 — devises a series of cute sticker characters to attract an initially young user-base.

NTT DoCoMo, Japan's largest mobile carrier, will use location data from its 61.5 million subscriber devices to build a platform that monitors traffic conditions across the country. DoCoMo said it will leverage its access to massive amounts of location data to build a cloud platform of traffic information on which services can be built.  

An app offering real-time translations is to allow people in Japan to speak to foreigners over the phone with both parties using their native tongue. NTT Docomo - the country's biggest mobile network - will initially convert Japanese to English, Mandarin and Korean, with other languages to follow. It is the latest in a series of telephone conversation translators to launch in recent months. 

It's not TV so it's Nottv. The smartphone broadcaster aims to air shows with live commenting and send magazines and games to handsets. A subsidiary of NTT DoCoMo Inc. on Sunday 1st April began offering the first TV channels aimed exclusively at users of smartphone and tablet computers. Mmbi inc.'s Nottv service offers access to three channels of programming for ¥420 a month in the Tokyo and Osaka metropolitan areas and other locations.

It appears Disney's mobile efforts in Japan are going pretty well, and with the help of carrier NTT DoCoMo they're expanding under the joint "Disney Mobile on DoCoMo" brand name. The partnership is kicking off with two new Android-powered handsets launching over the next couple of months that pack in access to exclusive content from Disney like full-length animations, games, wallpapers and more.

NTT Docomo demonstrated a cloud based automatic interpretation service which is currently in development, at Wireless Japan 2011. In this demonstration, docomo staff at the company's research center in Yokosuka read a newspaper article in Japanese, which is then interpreted in real-time and sent to the receiver at the exhibition hall. 

NTT DoCoMo on Tuesday unveiled its 2011 winter - 2012 spring product lineup of 24 models for launch in or after November, including 14 smartphones, the largest and most diverse collection ever released by DoCoMo. The new smartphone lineup meets a broad range of needs for users in Japan, including smartphones for DoCoMo’s extra-high-speed next-generation LTE service, Xi, for mobile data communication at up to 75 Mbps; and smartphones equipped for mobile-wallet, infrared-based data exchange, one-seg mobile TV and tethering.