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Contact Information: [担当者情報]
a. [JPNICハンドル]              DU042JP
b. [氏名]                       梅澤 大輔
c. [Last, First]                Umezawa, Daisuke
d. [電子メイル]                 umezawa@fcc.ad.jp
f. [組織名]                     楽天モバイル株式会社
g. [Organization]               Rakuten Mobile, Inc.
k. [部署]                       ネットワーク本部 VOIPテクノロジー部 IP技術課
l. [Division]                   VOIP Technology Department, IP Technical Section
m. [肩書]                       
n. [Title]                      
o. [電話番号]                   050-5528-8300
p. [FAX番号]                    
y. [通知アドレス]               
[最終更新]                      2020/10/02 09:05:04(JST)
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