Roblox RegisterIndependent record of Roblox groups · not affiliated with Roblox Corporation
Crimson Sonata

Crimson Sonata #12116664

4,354
members (measured 22 Oct 2026, 15:42 UTC)
1 September 2021
created (per Roblox API)
10 August 2026
first measured by this register

Game studiosENgame developmentstudiocollaboration

Description

𝐂𝐒𝐒 | 𝐂𝐫𝐢𝐦𝐬𝐨𝐧 𝐒𝐨𝐧𝐚𝐭𝐚 𝐒𝐭𝐮𝐝𝐢𝐨𝐬 A team who's goal is to provide a great experience on the Roblox platform.

Written by the group; not a statement by this register.

Membership history

Growth

4,3544,3644,35910 August 2026 — 4,364 members21 August 2026 — 4,363 members10 September 2026 — 4,362 members20 September 2026 — 4,361 members21 September 2026 — 4,360 members26 September 2026 — 4,359 members3 October 2026 — 4,358 members4 October 2026 — 4,357 members8 October 2026 — 4,356 members16 October 2026 — 4,357 members17 October 2026 — 4,356 members18 October 2026 — 4,355 members19 October 2026 — 4,354 members10 August 202619 October 2026
13 measurements spanning 70 days, net -10. Dots are measurements; the straight line between them is drawn to join them, not to claim we know the path taken in between — snapshots are recorded only when a count changes, so gaps mean “no change observed”, never “interpolated”. The vertical axis spans 4,353–4,366 and does not start at zero.
Measurement log — every members count we have recorded
Measured (UTC)MembersChange
19 Oct 2026, 19:294,354-1
18 Oct 2026, 15:144,355-1
17 Oct 2026, 03:204,356-1
16 Oct 2026, 02:244,357+1
8 Oct 2026, 00:204,356-1
4 Oct 2026, 13:404,357-1
3 Oct 2026, 16:024,358-1
26 Sept 2026, 08:494,359-1
21 Sept 2026, 07:104,360-1
20 Sept 2026, 03:514,361-1
10 Sept 2026, 02:524,362-1
21 Aug 2026, 13:134,363-1
10 Aug 2026, 16:334,364first reading

Ownership

Owned by @Koashi_Holder as measured.

Groups seen changing owner — the largest ever handed over and the most recent — are on the ownership transfers board.

Experiences

0
players in this group’s experiences right now
379,606
lifetime visits across 3 experiences

Experiences this group owns, by lifetime visits. Live-player counts are from our last measurement.

Members we’ve seen

@Koashi_Holder — Holder (rank 255)

Hello_World (@Terminated_Koashi) — Founders (rank 254)

Ryozo (@ryozo_z) — Founders (rank 254)

NowYouSeeMe (@AlphaSpeeder) — Head Developer (rank 253)

girthquake223 (@sorcerings) — Developer (rank 246)

@GloomySenna — Community Manager (rank 240)

Nag (@FriedXfinity) — Moderator (rank 238)

@jadpop — Moderator (rank 238)

Morbid (@MorbidalDev) — Game Tester (rank 237)

@Parihsz — Game Tester (rank 237)

Proz (@Prozyxl) — Game Tester (rank 237)

KenDev (@KenTheWomanSlayer) — Game Tester (rank 237)

AntiSwagINC (@pantherking9999) — Game Tester (rank 237)

@9ithi — Game Tester (rank 237)

may (@nyankitchen) — Game Tester (rank 237)

@uncackle — Game Tester (rank 237)

pongo (@rice_feld) — Game Tester (rank 237)

carlos (@kombativ) — Game Tester (rank 237)

Fizzler (@TheRealFizzler) — Contributor (rank 236)

@BreadLordzz — Contributor (rank 236)

Gattsu (@ItzGattsu) — Contributor (rank 236)

Itso (@itsoplayZz) — Contributor (rank 236)

DevVex (@xxgamer2015) — Contributor (rank 236)

@HW5567 — Member (rank 1)

KTG (@lifetimeobcman123) — Member (rank 1)

A sample — only members this register has independently measured, highest rank first. Not the full roster.

Rank structure

Holder1
Founders2
Head Developer1
Senior Developer0
Developer1
Junior Scripter0
Junior Developer0
Head Of Staff1
Community Manager1
Administrator0
Moderator2
Game Tester19
Contributor9
Member4,364
Member4,326
Guest0

Roles and per-rank member counts as Roblox reports them (rank 0 = guest … 255 = owner).

Related groups

Groups whose measured members overlap with this one — a sample from our membership graph.

Open data

Download this group’s measured record — free to reuse with attribution: membership history (CSV) · full record (JSON)

Each file carries its licence and retrieval time inside it, and is generated from the same measurements shown above.