Number of MYLINE Customers
As of end December 2021
 Unit: 1,000 lines
  Eastern Japan Area Western Japan Area Total
Local Call In-
prefecture
 long-distance
Out-of-
prefecture long-distance
International Local Call In-
prefecture
 long-distance
Out-of-
prefecture long-distance
International Local Call In-
prefecture
 long-distance
Out-of-
prefecture long-distance
International
Registered
customers
*see Note 1
NTT Communications
Corporation
MYLINE 2 4 54 86 1 2 85 76 3 6 138 163
MYLINE PLUS 1,729 1,806 4,623 4,123 2,039 2,100 4,996 4,614 3,768 3,906 9,619 8,737
Subtotal 1,731 1,809 4,677 4,210 2,040 2,102 5,080 4,690 3,771 3,912 9,757 8,900
Percentage
(* see Note 2)
28.7% 29.9% 84.2% 82.1% 32.3% 33.2% 85.9% 84.5% 30.5% 31.6% 85.1% 83.3%
KDDI CORPORATION MYLINE 12 12 16 33 12 12 15 30 24 24 31 63
MYLINE PLUS 321 392 441 468 369 442 485 502 689 833 926 970
Subtotal 333 404 457 501 380 453 500 531 713 857 957 1,033
Percentage
(* see Note 2)
5.5% 6.7% 8.2% 9.8% 6.0% 7.2% 8.5% 9.6% 5.8% 6.9% 8.3% 9.7%
SoftBank Corp. MYLINE 16 16 17 24 13 14 16 22 29 30 34 46
MYLINE PLUS 178 228 247 251 190 243 258 256 368 471 505 507
Subtotal 194 244 264 276 203 257 275 277 397 501 539 553
Percentage
(* see Note 2)
3.2% 4.0% 4.8% 5.4% 3.2% 4.1% 4.7% 5.0% 3.2% 4.0% 4.7% 5.2%
Rakuten Mobile, Inc. MYLINE 12 15 17 13 1 4 6 3 12 18 22 17
MYLINE PLUS 116 125 138 125 32 43 52 46 149 168 191 171
Subtotal 128 140 155 138 33 47 58 50 161 186 213 188
Percentage
(* see Note 2)
2.1% 2.3% 2.8% 2.7% 0.5% 0.7% 1.0% 0.9% 1.3% 1.5% 1.9% 1.8%
ARTERIA Networks
Corporation 
MYLINE 0 0 0 0 0 0 0 0 0 0 0 0
MYLINE PLUS 5 5 5 4 0 0 0 0 5 5 5 5
Subtotal 5 5 5 5 1 1 1 0 6 5 5 5
Percentage
(* see Note 2)
0.1% 0.1% 0.1% 0.1% 0.0% 0.0% 0.0% 0.0% 0.0% 0.0% 0.0% 0.0%
NIPPON TELEGRAPH AND
TELEPHONE EAST
CORPORATION
MYLINE 88 46             88 46    
MYLINE PLUS 3,562 3,408             3,562 3,408    
Subtotal 3,650 3,453             3,650 3,453    
Percentage
(* see Note 2)
60.4% 57.0%             29.6% 27.9%    
NIPPON TELEGRAPH AND
TELEPHONE WEST
CORPORATION
MYLINE         111 66     111 66    
MYLINE PLUS         3,542 3,396     3,542 3,396    
Subtotal         3,653 3,462     3,653 3,462    
Percentage
(* see Note 2)
        57.9% 54.8%     29.6% 28.0%    
Total
(* see Note 3)
MYLINE 129 92 104 157 138 98 121 131 267 189 225 289
MYLINE PLUS 5,912 5,963 5,454 4,972 6,172 6,225 5,792 5,418 12,084 12,188 11,246 10,390
Subtotal 6,041 6,055 5,557 5,130 6,309 6,322 5,913 5,549 12,351 12,377 11,471 10,679
Percentage
(* see Note 2)
100.0% 100.0% 100.0% 100.0% 100.0% 100.0% 100.0% 100.0% 100.0% 100.0% 100.0% 100.0%
No. of customers not yet registered 1,342 1,328 1,826 2,254 1,064 1,051 1,460 1,824 2,406 2,380 3,286 4,078
Grand Total 7,383 7,383 7,383 7,383 7,373 7,373 7,373 7,373 14,756 14,756 14,756 14,756
* Note 1: No. of completed registrations of applications received at the MYLINE Center (does not include applications still being processed for registration).
* Note 2: The percentages under Subtotal represent the percentage of registered customers accounted for that telephone company.
* Note 3: Total represents the total number of registered customers.
(Numbers are rounded to the nearest thousand.)