5th generation · Monster Brain
S2IT
에스투잇
S2IT debuted in 2026 under Monster Brain, five members arriving with a single release and no catalogue yet.
- 2026DebutMar 14, 2026
- 5Members
- 5thGeneration

Last updated:
01
In 30 seconds: S2IT
The catalogue begins with one release, and the official video carries the first look at the group.
Try this if you like arriving at a group's very first release rather than its third.
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Key facts
- Group name
- S2IT
- Reading / Hangul
- 에스투잇
- Company
- Monster Brain
- Debut date
- March 14, 2026
- Days active
- 231 days (0 years, 7 months)
- Debut song
- What I Want
- Generation
- 5th generation
03
Member guide
YeonsooYeonsooView in Japanese
HaruHaruView in Japanese
SeaSeaView in JapaneseHyobinHyobinView in JapaneseSeungbiSeungbiView in Japanese


Profile comparison
| Members | Birth date | Blood type | MBTI | Nationality | ||
|---|---|---|---|---|---|---|
| Yeonsoo | Not disclosed | Not disclosed | ||||
| Haru | Not disclosed | Not disclosed | ||||
| Sea | Not disclosed | Not disclosed | ||||
| Hyobin | Not disclosed | Not disclosed | ||||
| Seungbi | Not disclosed | Not disclosed |
Ages are as of 2026-10-31.
Selected releases
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View all official videos →View in JapaneseStart here
Follow a few songs from the starting point to the group's current sound.
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From debut to now
- 2026The first work to carry the name S2IT was What I Want.
Verified information
Verified English information is not yet available for this section.
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Official links
Official social accounts and platforms
Shopping guide
Verified English shopping links are not yet available.
Frequently asked questions
What defines S2IT?
The catalogue begins with one release, and the official video carries the first look at the group.
Why should a new listener start with S2IT?
Try this if you like arriving at a group's very first release rather than its third.
Which songs should a new listener try first?
Start with What I Want, then continue to the official video index.
