Is roku.jp Safe for Email?

[ jprs database provides information on network administration. its use is    ]
[ restricted to network administration purposes. for further information,     ]
[ use 'whois -h whois.jprs.jp help'. to suppress japanese output, add'/e'     ]
[ at the end of command, e.g. 'whois -h whois.jprs.jp xxx/e'.                 ]
domain information: [ドメイン情報]
[domain name]                   roku.jp

[登録者名]                      森元 茂
[registrant]                    shigeru morimoto

[name server]                   dns0.heteml.jp
[name server]                   dns1.heteml.jp
[signing key]                   

[登録年月日]                    2007/11/02
[有効期限]                      2024/11/30
[状態]                          active
[最終更新]                      2023/12/01 01:05:04 (jst)

contact information: [公開連絡窓口]
[名前]                          [代理公開情報]gmoペパボ株式会社
[name]                          gmo pepabo, inc.
[email]                         admin@muumuu-domain.com
[web page]                      http://muumuu-domain.com/?mode=whois-policy
[郵便番号]                      810-0001
[住所]                          福岡県福岡市中央区天神2丁目7-21
                                tenjin prime 8f
[postal address]                tenjin prime 8f, 2-7-21, tenjin
                                chuo-ku, fukuoka-city, fukuoka
                                8100001,japan
[電話番号]                      092-713-7999
[fax番号]                       092-713-7944