William @Kaijonsk #3021691717

1 November 2021

account created (per Roblox API)

26 Sept 2026, 16:34

last measured (UTC)

Username record

@Kaijonsk — observed 26 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)

Cz sk community trains#32506493

Open data

Download this user’s observed record: username history (CSV) · record (JSON)

Also a member of

SecretVerse Studio#1074557114 · Membre

Quataun#12121240 · Member

KizmoTek Studio#3115970 · Community Member

Jandel's Road Trip#33097934 · Owner

Paradoxum Games#4914494 · Player

Nuclear Fun#476026804 · Fan

Marizma Games#3763098 · 🌀 Member 🌀

IROC Studios Building Roleplaying Community#7064117 · Verified Gamer 🕹

Ronalds#33883891 · Junior Crew Member

best tycoons studio#33447943 · Owner

Washiez#10261023 · Trainee

Police Roleplay Community#4328109 · Community Member

Greenville, Wisconsin#3078161 · Verified Citizen

Bright Games Studios#13081182 · ✨ Rank II

Hidden Studio.#6206301 · ✨ Fan

BloxStreet Corporation#2700627 · Trainee Team Member

veedio gaems#33896179 · idk

SCP | Roleplay Community#5479038 · Roleplayer

Teethyz Dentist#2957840 · Awaiting Training

[CUSA] United States MiIitary#4219097 · [E1] Private

Innovation Inc.#157764 · Member

RoMart Corporation#13874159 · Junior Store Colleague

Stateview Correctional Facility. ∞#5025380 · Cadet Officer

Blox Studiо#4843020 · Member

Restaurant Roleplaying Community#33883414 · Trainee

Highfield City Police Department#6117548 · Police Officer

Hapless Studios#5502618 · Supporter

Car Parking Level#5702218 · Member

Stepford County Railway#3620943 · [TD] Trainee Driver

2Lua#8041663 · Member

Freshly Shopping UK#11582289 · Junior Store Colleague

Quantum Science Inc.#2847031 · Employee

KFC | Roblox#35049530 · Trainee

The Basic Studs#13602306 · Member

Real Heat Studios#17385992 · 👥Member

Bloxco Stores#14334637 · Store Colleague

McRonald's Restaurants Ltd.#34174120 · Trainee

The Glorious Robot Army#11872496 · [1] Troop

Wings ツ#2514178 · 😶 customer

McRonaldʼs#8189157 · Junior Crew Member

Fairway PLC Official#11375180 · Awaiting Training

Chronos Studios Co.#14626498 · Employee

RoCitizens Community#2556057 · Citizen

OPFOR Studios#14309341 · Member

Anomic Studios#5473411 · Member

Innovation Security#901313 · [LR]In Training

Beta Tech Gaming#9362096 · Group Member

Jay’s Transportation Center#34845235 · Driver[+]

Machovdas Technologies#4395287 · Member

Deliway Corporation#35940904 · Regular Customer

-= AEGIS International =-#2744682 · 〔T-1〕 Initiate

Motorway Roleplay Community#696897291 · Player

DarkCodes studio#34141678 · Member

The Mining Company#4915489 · Member

S.C.P. Roleplay#3895837 · Level-0

Trolleybuses Fan Group#4572671 · [DR+] Driver+

Innovation Thermal Plant Division#5294673 · Employee

RBWR Simulation Community#16332057 · RBWR Supporters

Maccies Restaurant Roleplay#34873261 · Trainee

Solaris Development Group#9486047 · Visitor

muffahi's trains#4289781 · Member

Project Railrunner#1018818 · Train Driver

Cliffside Psychiatric Ward#35544351 · Orderly Recruit

«APOLLO» Corporation#11755642 · Member

Nexa Works#12298104 · Member

Squid Game 99#35435772 · Member

silly games studio#5326938 · Members

SCP: Anomaly Breach 2#8564251 · Class-D (Member)

ARCSOFT#16161149 · Member

FORUM Mall#4770885 · [1] Valued Customer

SCP-F ︱Special Containment Procedures Foundation#6650179 · Class-D

Swift Shopping Corporation#32889454 · Customer

Plasma Security Division#5114770 · Trainee

Washware#14534048 · Member

The Ministry of Science#15728939 · Criminal Class Test Subject

Ride Control Studios#10736057 · [TO] Trainee Operator

Wayfresh#651145467 · Trainee

Blockbears#34167377 · Customer

UNETHICAL EXPERTISE#184121322 · Civilian

Rails of Ostrava#5104718 · Trainee Driver

zopawa's group#5746870 · member

Dovedale Community#32670248 · Player

FG Studios.#33388839 · Premium Member

[HS] High Science#34631766 · Employee

Train Mania Drivers#15509584 · [TD] Trainee Drivers

Pine Hill Resorts#5911228 · Skier

Wedgeford Abbey & Channingford Railway Co.#5855310 · Group Member

swaggimus#10404979 · member

Urban Transport Fan Group#7738629 · [TD]Transport Driver

Z-bus#10154167 · Professional driver

SDAN1040's Group#34518071 · 😀Player

S.C.P. Site-81#15850610 · Member

Nexa Interactive#32982214 · Member

Ardleigh, England#16797109 · Player

Czech Realm | RP#33052486 · Roleplayer

Cedallion Energy Cooperative#32519371 · [SG-0] Intake / Vetting

Redeline Solutions#10157922 · Supporter

Quantum Archival Department#17062791 · Visitor Access

Alterra Mountain Company#14561657 · Skier

Slate Railroad Group#13762196 · Passenger

Membership and rank as measured from this user’s public group list.