Cosmog2408 @AtsuneIku #1578441861
19 April 2020
account created (per Roblox API)
10 Nov 2026, 18:47
last measured (UTC)
Username record
@AtsuneIku — observed 10 November 2026
Roblox’s API lists prior usernames without dates; the dates above are when this register observed each name, which bounds — but is not — the change date.
Groups owned (as measured)
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Download this user’s observed record: username history (CSV) · record (JSON)
Also a member of
Roblox#7 · Member
13,540,628Builderman#5 · Member
1,079,214LOL#2 · Cheezburgers
815,996RobloHunks#1 · --
301,469YN Studio#5272520 · Member
171,230CEO Group#3 · Member
114,242PWN#6 · Member
14,659Teto Kasane Fan Club#420891 · Normal
1,597Mugen E#35670176 · Member
1,557Mugen G#35670178 · Member
1,332MARETU#6693679 · 【M i n d ****s】
916MARETU's song enjoyer#11105582 · Enjoyer ♪
783Teto Kasane Fan Group#868298 · Teto fan/Vocaloid/UTAU
556spokeishere#9101667 · spokelings
136Teto/Vocaloid fans!!#587552 · Member
54重音テト#11093001 · Pending.. ⚙️
54NEOGEN Z Z#17111119 · Member
41Tetoian Territory#35569451 · Teto
38The Teto Kasane Group#951547 · Fans
36Territory dé Kasane Teto#17099795 · Member
33Teto Lover (TL)#35652491 · Teto Mains
29kasane teto fan group#34922676 · Member
14teto pear fans#12138897 · teto pear fans
8Teto Kasanes Community#35254852 · Member
8Teto miku fan group#17236470 · Member
6Teto Legion#32037615 · Member
5Teto:3#33777447 · Member
4Membership and rank as measured from this user’s public group list.