1. CJK-B3G #20 in Zhangjiajie, China, 8-10 April 2009 Recent Activities for IMT in Japan

2. CJK-B3G #20 in Zhangjiajie, China, 8-10 April 2009 2 Trends of Mobile Communication Systems in Japan The number of Mobile Phone subscribers including PHS in Japan : 110.64 million (as of the end of January 2009) Rapid sift from 2G to 3G (IMT-2000) : 91.3 % 3G penetration Active studies on IMT (IMT-2000 and IMT-Advanced)  Report by Telecommunications Council to Ministry of Internal Affairs and Communications (MIC) on technical conditions for 3.9G including enhanced 3.5G in December 2008  Preparing to submit candidate IMT-Advanced radio interface technology proposal to ITU-R by October 2009 2.5GHz Band Mobile BWA (Broadband Wireless Access) systems licensed to 2 operators based on mobile WiMAX(IEEE802.16e) and XGP (Next Generation PHS) technologies in Dec.2007  Preparing to start mobile BWA services this spring

3. CJK-B3G #20 in Zhangjiajie, China, 8-10 April 2009 3  As both leisure and commercial applications increase in sophistication and diversity, data communications using mobile phones, including Internet access and video transmission, are on the rise.  In response to growing expectations for the introduction of a mobile communications system that is faster, has a greater capacity and is more convenient, the standardization of the 3.9 G mobile communications systems has been completed towards the global deployment.  In Japan, efforts to commercialize such a system by around 2010 have been accelerated. Introduction of 3.9G system in Japan (1/3)

4. CJK-B3G #20 in Zhangjiajie, China, 8-10 April 2009 4 Introduction of 3.9G system in Japan (2/3) In 2008, Telecommunications Council under MIC has conducted the following studies; Study on technical measures for the enhancement of the third-generation mobile communications system Study on conditions to coexist with other systems for the introduction of the enhanced third-generation mobile communications system Spectrum bands of 2GHz, 800MHz, 1.5GHz and 1.7GHz considered Candidate Enhanced Systems (FDD) studied by the council including 3.5G LTE, UMB and Mobile WiMAX for 3.9G system Note: Although the sharing studies regarding WiMAX have been done, the technical conditions of it are not included in the report of Telecommunications Council. HSPA Evolution and DC-HSDPA for enhanced 3.5G system

5. CJK-B3G #20 in Zhangjiajie, China, 8-10 April 2009 5 Introduction of 3.9G system in Japan (3/3) Study process 2008. April 21: Study started by Telecommunications Council 2008. Oct.27 : Draft technical measures for advancement of IMT-2000 2008. Oct.31 : Public comment invited on the draft report 2008. Dec.11 : Final report on technical measures by the council Schedule for introduction 2009. Jan.21:Consulting Radio Regulatory Council (RRC) on radio regulations 2009. Jan.23 : Draft license policy released and public comment invited 2009. March 11 : Report on radio regulations by RRC 2009. March 11 : Consulting RRC and report on license policy by RRC Spring of 2009 : MIC will start to receive license application Summer of 2009 ： Operators to be licensed Spring of 2010: Commercial service will be commenced