Naoki_Yamada @Costco_10 #828897544
21 October 2018
account created (per Roblox API)
18 Sept 2026, 14:35
last measured (UTC)
Username record
@Costco_10 — observed 18 September 2026
@MrJendr — observed 18 September 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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Also a member of
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7,516,279Paradoxum Games#4914494 · Player
6,063,274mPhase#10587104 · Member
4,450,255KreekCraft Community#3072234 · Member
3,012,758SLAP by Current.#1032198460 · Member
1,367,877generic roleplay gaem fanclub.#5574524 · fan.
736,565Base Battles by Voldex#975358 · Fan
403,244Team Blue Monkey#16210277 · Blue Monkey
332,902Noqk Studios#13677064 · member
22,635Team gold GodsonFtw213#3808947 · Member
24TubesDelight People Group#7609706 · Admin
23The Hank Fan Club#5080380 · Fan
10Membership and rank as measured from this user’s public group list.