This section contains data pertaining to NTT DOCOMO's business segments.
(As of March 31, 2012)
Segment Information
Business Segments
NTT DOCOMO's business consists of two reportable segments: mobile phone business and all other businesses.
The composition of NTT DOCOMO's operating revenues by segment are as follows.
Composition of operating revenues by segment

Main Business Areas
Mobile Phone Business
Cellular (Xi, FOMA, and mova) services, packet communications services, international services, satellite mobile communications services, and sales of handsets and equipment for each services, etc.
All other businesses
Credit business, home shopping services, high-speed internet access service for hotel facilities and mobile advertisement business, etc.
NTT DOCOMO terminated mova service on March 31, 2012.
Operating Performance by Segment
Changes in operating revenues and operating income (loss) are as follows.
Mobile Phone Business
For the year ended March 31, 2012, operating revenues from our mobile phone business segment increased by 19.9 billion yen or 0.5% to 4,110.6 billion yen from 4,090.7 billion yen in the prior fiscal year. Cellular services revenues, which are revenues from voice and packet communications of mobile phone services, decreased by 21.4 billion yen or 0.6% to 3,385.7 billion yen for the year ended March 31, 2012 from 3,407.1 billion yen in the prior fiscal year. Equipment sales revenues increased by 21.5 billion yen or 4.5% to 498.9 billion yen for the year ended March 31, 2012 from 477.4 billion yen for the prior fiscal year due to an increase in the number of handsets sold. Operating expenses in our mobile phone business segment decreased by 9.7 billion yen or 0.3% to 3,224.2 billion yen from 3,233.9 billion yen in the prior fiscal year. This was mainly due to the reduction of network-related costs and other continuing cost-efficiency improvement efforts in areas including customer services. As a result, segment income from our mobile phone business increased by 29.6 billion yen or 3.5% to 886.3 billion yen compared to 856.7 billion yen in the prior fiscal year.
(Billions of yen)
| 3/2008 | 3/2009 | 3/2010 | 3/2011 | 3/2012 | |
| Operating revenues | 4,647.1 | 4,381.3 | 4,167.7 | 4,090.7 | 4,110.6 |
| Operating income | 858.2 | 855.3 | 845.6 | 856.7 | 886.3 |
Miscellaneous Businesses
Operating revenues from all other businesses decreased by 4.2 billion yen or 3.1% from 133.6 billion yen in the prior fiscal year to 129.4 billion yen for the year ended March 31, 2012. Operating expenses from all other businesses decreased by 4.3 billion yen or 3.0% from 145.6 billion yen in the prior fiscal year to 141.3 billion yen. The decrease in operating revenues was mainly due to the decrease in miscellaneous businesses and the decrease in operating expenses was mainly due to the reduction of costs related to our credit services business. Consequently, operating loss from all other businesses for the year ended March 31, 2012 slightly improved to 11.9 billion yen from 12.0 billion yen in the prior fiscal year.
(Billions of yen)
| 3/2008 | 3/2009 | 3/2010 | 3/2011 | 3/2012 | |
| Operating revenues | 54.7 | 66.7 | 116.7 | 133.6 | 129.4 |
| Operating income (loss) | (minus19.9) | (minus24.3) | (minus11.4) | (minus12.0) | (minus11.9) |
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