fsi.ne.jp

The registry answered, but its answer does not say whether the name is taken. Its full answer is below.

Checked

WHOIS

[ 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]
a. [ドメイン名]                 FSI.NE.JP
b. [ねっとわーくさーびすめい]   ふゅーちゃーすぴりっつねっと
c. [ネットワークサービス名]     フューチャースピリッツネット
d. [Network Service Name]       Future Spirits Net
k. [組織種別]                   ネットワークサービス
l. [Organization Type]          Network Service
m. [登録担当者]                 DT033JP
n. [技術連絡担当者]             DT033JP
p. [ネームサーバ]               ns-1577.awsdns-05.co.uk
p. [ネームサーバ]               ns-407.awsdns-50.com
p. [ネームサーバ]               ns-1370.awsdns-43.org
p. [ネームサーバ]               ns-863.awsdns-43.net
s. [署名鍵]                     
[状態]                          Connected (2027/03/31)
[ロック状態]                    AgentChangeLocked
[登録年月日]                    2000/03/06
[接続年月日]                    2000/03/13
[最終更新]                      2026/04/01 01:01:06 (JST)