Siokosyouma @tsukasa20520 #373749357

23 August 2017

account created (per Roblox API)

17 Oct 2026, 06:26

last measured (UTC)

Username record

@tsukasa20520 — observed 17 October 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)

軍ゲーをぶっ潰すそう！グループ#5716983

Open data

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

Also a member of

Nosniy Games#3461453 · Fan

Blue Lock Rivals Unofficial Fans#34671275 · Member

Wiggity.#12836673 · Member

Scriptbloxian Studios#4705120 · Legend

Chillz Studios#2782840 · 🌟Royal Member🌟

Current.#34852864 · Member

Bee Swarm Simulator Club#3982592 · Member

Sol's Studio#8509669 · [Gamers]

16bitplay Games#3233280 · Member

[B:S] Azure Latch Team#35316274 · Member

Jule Games#13031751 · Member

Telanthric Development#15022320 · Player

EOM STUDIO#15090884 · Fans

USSF - United States Special Forces#22025 · [3] Specialist

HD Games.#5028964 · Fan

Nectarforge Studios#561990553 · Member

Cool group for big cool people#9285211 · Pro

Current x Blackstar#36012725 · Member

Prometeo Games#3269094 · Ablecross

Dungeon Quest by Voldex#4788489 · Member

Plaything Games#25 · gamers

Universe Time Studio#6556072 · Universe Member

ΞGO#34966374 · Member

Diligent Farmer#12877779 · Member

Boss Studio [ V.1 ]#13494271 · Member

HZ DEV#36015593 · Member

Golden Dominus games#7213677 · Member

Virtual Block Studio#2856593 · Member

Funwise#11338347 · Member

Our Arcade#35979691 · Player

Μilitary Simulator#4800484 · No Division

ECG Studio#7227187 · Member

generic roleplay gaem fanclub.#5574524 · fan.

Prlz's Den#4651630 · Member

Archkos Studios#15933961 · Player

zTECHS#32678989 · Members

The Promised Neverland RP Group#5251151 · [1] Low Quality

Repotted#4081626 · Member

Badorkbee#3375285 · Follower

Evomon Devs#665060893 · Member😊

Dreadworks Studio#34041830 · Member

Gwynn's Shrine#35938653 · Member

Animatronic World Classics#2697822 · Members

りりちよグループ(Ririchiyo Group)#12203168 · りりちよリスナー

Dino Dast#626153393 · Member

ホットの鯖 hotdog08300s server#32964962 · 愉快な仲間/member

Yellow Gearworks#3363833 · Supporters

Blockate#3595826 · Fan

オダケンの部屋【公式】#11407556 · Member

Weibu Studio#11274913 · Core Player

ナマコの海原#13585961 · メンバ

[大日本帝国軍]Imperial Japanese Army#14557011 · 一等兵

Undertale: Timeline Reset#16611098 · Member

[Project Discontinued]#6753509 · Test Subjects

Violet Moon Studios#846919948 · Monarchs

漆黒のゆざヌグループ#10673423 · Member

DEVLOX Community#7462107 · スタジオ使用者

ゆんちくんのグループ！#12581386 · 視聴者さん

シャムロブロックス【動画撮影会イベント不定期開催中！】#4951376 · 団員

大ちゃんのイベント参加者グループ#9901393 · 撮影協力者メンバー

〜おうおのグループ〜#5315993 · 一般

Creative Builders Festival#2965020 · 乗客

[JSDF]Japan Self-Defense Force#5240700 · [OR-1]Private

鉄道MAD、音MAD、鉄道、aachan2017ファンクラブ#5480957 · 鉄道MAD、音MAD、鉄道ファン、（鉄道）

fnfarchive#8281180 · メンバー

{ - T C S - } 稲妻科学株式会社#16819303 · 被験者

≪大日本帝国≫#5581596 · 訓練兵

Secure.Contain.Protect. SCP財団#5085651 · J-T-R 清掃員

はしもとのグループ:)#4906164 · シェイク飲みたい人

234VZ#35581684 · Member

感謝感謝ぐるーぷ#16264475 · MEMBER

M&K.Studios#16229469 · Member

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